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1 free radical
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2 free radical
nCHEM, FOOD, P&R radical libre m -
3 free radical
s.radical libre. -
4 free-radical theory of aging
English-Spanish medical dictionary > free-radical theory of aging
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5 free-radical reaction
nCHEM, FOOD, P&R reacción de radicales libres fEnglish-Spanish technical dictionary > free-radical reaction
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6 free
fri:
1. adjective1) (allowed to move where one wants; not shut in, tied, fastened etc: The prison door opened, and he was a free man.) libre2) (not forced or persuaded to act, think, speak etc in a particular way: free speech; You are free to think what you like.) libre3) ((with with) generous: He is always free with his money/advice.) generoso4) (frank, open and ready to speak: a free manner.) abierto5) (costing nothing: a free gift.) gratuito, gratis6) (not working or having another appointment; not busy: I shall be free at five o'clock.) libre7) (not occupied, not in use: Is this table free?) libre8) ((with of or from) without or no longer having (especially something or someone unpleasant etc): She is free from pain now; free of charge.) libre de; librado de
2. verb1) (to make or set (someone) free: He freed all the prisoners.) liberar, poner en libertad2) ((with from or of) to rid or relieve (someone) of something: She was able to free herself from her debts by working at an additional job.) deshacerse de, librarse de•- freedom- freely
- free-for-all
- freehand
- freehold
- freelance
3. verb(to work in this way: He is freelancing now.) trabajar por cuenta propia- Freepost- free skating
- free speech
- free trade
- freeway
- freewheel
- free will
- a free hand
- set free
free1 adj1. libreare you free on Monday? ¿estás libre el lunes?2. gratis / gratuitofree of charge gratuito / gratuitamentefree2 vb soltar / poner en libertad / liberartr[friː]1 (gen) libre■ it's a free country, isn't it? es un país libre, ¿verdad?3 (not occupied) libre■ is that seat free? ¿está libre esa silla?■ do you know when the hall is free? ¿sabes cuando la sala está libre?4 (not busy) libre■ she'll be free after 4.00pm estará libre después de las 4.00■ are you free for dinner? ¿estás libre para comer?5 (translations) libre6 (in chemistry) libre1 (gratis) gratis2 (loose) suelto,-a3 (in free manner) libremente, con toda libertad1 (liberate, release - person) poner en libertad, liberar; (- animal) soltar2 (rid) deshacerse (of/from, de), librarse (of/from, de)3 (loosen, untie) soltar, desatar\SMALLIDIOMATIC EXPRESSION/SMALLfeel free! ¡tú mismo,-a!for free gratisfree and easy despreocupado,-afree of charge gratuito,-a, gratisfree of tax libre de impuestosfree on board franco a bordoto be free from / be free of estar libre de, quedar libre deto be free with repartir generosamente, ser generoso,-a conto have a free hand in something tener carta blanca en algoto run free andar suelto,-ato set somebody free liberar a alguien, poner en libertad a alguienfree admission entrada librefree agent persona libre de hacer lo que quierafree enterprise libre empresafree fall caída librefree gift regalofree kick saque nombre masculino de faltafree love amor nombre masculino librefree market economy economía libre de mercadofree port puerto francofree speech libertad nombre femenino de expresiónfree ticket invitación nombre femeninofree trade libre cambiofree verse verso librefree vote voto librefree will libre albedríoFree World Mundo Libre1) liberate: libertar, liberar, poner en libertad2) relieve, rid: librar, eximir3) release, untie: desatar, soltar4) unclog: desatascar, destaparfree adv1) freely: libremente2) gratis: gratuitamente, gratis1) : librefree as a bird: libre como un pájaro2) exempt: libretax-free: libre de impuestos3) gratis: gratuito, gratis4) voluntary: espontáneo, voluntario, libre5) unoccupied: desocupado, libre6) loose: sueltoadj.• desahogado, -a adj.• descampado, -a adj.• desembarazado, -a adj.• desenfadado, -a adj.• exento, -a adj.• franco, -a adj.• gratis adj.• gratuito, -a adj.• holgado, -a adj.• inmune adj.• libre adj.• suelto, -a adj.adv.• gratis adv.• libremente adv.v.• desembarazar v.• escapar v.• eximir v.• libertar v.• librar v.• soltar v.• zafar v.
I friː1)a) ( at liberty) (usu pred) libreto be free — ser* libre
to set somebody free — dejar or poner* a alguien en libertad, soltar* a alguien
free to + INF: you're free to do what you think best eres dueño or libre de hacer lo que te parezca; please feel free to help yourself — sírvete con confianza, sírvete nomás (AmL)
b) <country/people/press> librethe right of free speech — la libertad f de expresión
c) ( loose) sueltoto come/work free — soltarse*
2) (pred)a) (without, rid of)free FROM o OF something — libre de algo
free of o from additives/preservatives — sin aditivos/conservantes
b) ( exempt)3) ( costing nothing) <ticket/sample> gratis adj inv, gratuito; <schooling/health care> gratuitoadmission free — entrada gratuita or libre
free on board — ( Busn) franco a bordo
4) ( not occupied) <table/chair> libre, desocupado; <time/hands> libreis this table free? — ¿está libre esta mesa?
I have no free time at all — no tengo ni un momento libre, no tengo nada de tiempo libre
are you free tomorrow? — ¿estás libre mañana?, ¿tienes algún compromiso mañana?
5) ( lavish) generosoto be free WITH something — ser* generoso con algo
she's too free with her advice — reparte consejos a diestra y siniestra or (Esp) a diestro y siniestro
II
a) ( without payment) gratuitamente, gratisI got in for free — (colloq) entré gratis or sin pagar or de balde
b) ( without restriction) <roam/run> a su (or mi etc) antojo
III
1)a) ( liberate) \<\<prisoner/hostage\>\> poner* or dejar en libertad, soltar*; \<\<animal\>\> soltar*; \<\<nation/people/slave\>\> liberarto free somebody to + INF — permitirle a alguien + inf
b) (relieve, rid)to free something OF something: he promised to free the country of corruption — prometió acabar or terminar con la corrupción en el país
2)a) (untie, release) \<\<bound person\>\> soltar*, dejar libre; \<\<trapped person\>\> rescatarb) (loose, clear) \<\<something stuck or caught\>\> desenganchar, soltar*•Phrasal Verbs:- free up[friː]1. ADJ(compar freer) (superl freest)1) (=at liberty) libre; (=untied) libre, desatado•
to break free — escaparse•
to get free — escaparse•
to let sb go free — dejar a algn en libertad•
to pull sth/sb free — (from wreckage) sacar algo/a algn; (from tangle) sacar or desenredar algo/a algn•
the screw had worked itself free — el tornillo se había aflojado2) (=unrestricted) libre; [choice, translation] libreto have one's hands free — (lit) tener las manos libres
•
"can I borrow your pen?" - " feel free!" — -¿te puedo coger el bolígrafo? -¡por supuesto! or -¡claro que sí!•
to be free to do sth — ser libre de hacer algo, tener libertad para hacer algo- give free rein to- give sb a free hand- have a free hand to do sth3) (=clear, devoid)•
free from or of sth, a world free of nuclear weapons — un mundo sin armas nuclearesto be free from pain — no sufrir or padecer dolor
4) (Pol) (=autonomous, independent) [country, state] librefree elections — elecciones fpl libres
it's a free country! * — ¡es una democracia!
5) (=costing nothing) [ticket, delivery] gratuito, gratis; [sample, offer, transport, health care] gratuito•
free on board — (Comm) franco a bordo•
free of charge — gratis, gratuito•
to get sth for free — obtener algo gratis- get a free ridetax-free6) (=not occupied) [seat, room, person, moment] libre; [post] vacante; [premises] desocupadois this seat free? — ¿está libre este asiento?, ¿está ocupado este asiento?
are you free tomorrow? — ¿estás libre mañana?
7) (=generous, open) generoso ( with con)•
to make free with sth — usar algo como si fuera cosa propia•
to be free with one's money — no reparar en gastos, ser manirroto *2. ADV1) (=without charge)I got in (for) free — entré gratis or sin pagar
2) (=without restraint)•
animals run free in the park — los animales campan a sus anchas por el parque3. VT1) (=release) [+ prisoner, people] liberar, poner en libertad; (from wreckage etc) rescatar; (=untie) [+ person, animal] desatar, soltarto free one's hand/arm — soltarse la mano/el brazo
2) (=make available) [+ funds, resources] hacer disponible, liberarthis will free him to pursue other projects — esto lo dejará libre para dedicarse a otros proyectos, esto le permitirá dedicarse a otros proyectos
3) (=rid, relieve)to free sb from pain — quitar or aliviar a algn el dolor
to free o.s. from or of sth — librarse de algo
4.N5.CPDfree agent N — persona f independiente
he's a free agent — tiene libertad de acción, es libre de hacer lo que quiere
free association N — (Psych) asociación f libre or de ideas
Free Church N — (Brit) Iglesia f no conformista
free clinic N — (US) (Med) dispensario m
free collective bargaining N — ≈ negociación f colectiva
to be in free fall — [currency, share prices] caer en picado or (LAm) picada
to go into free fall — empezar a caer en picado or (LAm) picada; see freefall
free flight N — vuelo m sin motor
free house N — (Brit) pub que es libre de vender cualquier marca de cerveza por no estar vinculado a ninguna cervecería en particular
free kick N — (Ftbl) tiro m libre
free labour N — trabajadores mpl no sindicados
see free-marketfree market N — (Econ) mercado m libre (in de)
free marketeer N — partidario(-a) m / f del libre mercado
free period N — (Scol) hora f libre
free radical N — (Chem) radical m libre
free running N — parkour m
free school N — escuela f especial libre
free speech N — libertad f de expresión
free spirit N — persona f libre de convencionalismos
free trade N — libre cambio m; see free-trade
free trader N — librecambista mf
free verse N — verso m libre
free vote N — (Brit) (Parl) voto m de confianza (independiente de la línea del partido)
free will N — libre albedrío m
the free world N — el mundo libre, los países libres
- free up* * *
I [friː]1)a) ( at liberty) (usu pred) libreto be free — ser* libre
to set somebody free — dejar or poner* a alguien en libertad, soltar* a alguien
free to + INF: you're free to do what you think best eres dueño or libre de hacer lo que te parezca; please feel free to help yourself — sírvete con confianza, sírvete nomás (AmL)
b) <country/people/press> librethe right of free speech — la libertad f de expresión
c) ( loose) sueltoto come/work free — soltarse*
2) (pred)a) (without, rid of)free FROM o OF something — libre de algo
free of o from additives/preservatives — sin aditivos/conservantes
b) ( exempt)3) ( costing nothing) <ticket/sample> gratis adj inv, gratuito; <schooling/health care> gratuitoadmission free — entrada gratuita or libre
free on board — ( Busn) franco a bordo
4) ( not occupied) <table/chair> libre, desocupado; <time/hands> libreis this table free? — ¿está libre esta mesa?
I have no free time at all — no tengo ni un momento libre, no tengo nada de tiempo libre
are you free tomorrow? — ¿estás libre mañana?, ¿tienes algún compromiso mañana?
5) ( lavish) generosoto be free WITH something — ser* generoso con algo
she's too free with her advice — reparte consejos a diestra y siniestra or (Esp) a diestro y siniestro
II
a) ( without payment) gratuitamente, gratisI got in for free — (colloq) entré gratis or sin pagar or de balde
b) ( without restriction) <roam/run> a su (or mi etc) antojo
III
1)a) ( liberate) \<\<prisoner/hostage\>\> poner* or dejar en libertad, soltar*; \<\<animal\>\> soltar*; \<\<nation/people/slave\>\> liberarto free somebody to + INF — permitirle a alguien + inf
b) (relieve, rid)to free something OF something: he promised to free the country of corruption — prometió acabar or terminar con la corrupción en el país
2)a) (untie, release) \<\<bound person\>\> soltar*, dejar libre; \<\<trapped person\>\> rescatarb) (loose, clear) \<\<something stuck or caught\>\> desenganchar, soltar*•Phrasal Verbs:- free up -
7 free
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8 radical
'rædikəl
1. adjective1) (relating to the basic nature of something: radical faults in the design.) radical, fundamental2) (thorough; complete: radical changes.) radical3) (wanting or involving great or extreme political, social or economic changes.) radical
2. noun(a person who wants radical political changes.) radicalradical adj n radical
radical adjetivo, masculino y femenino radical
radical
I adjetivo
1 (total, completo) radical: su carácter cambió de un modo radical, he went through a radical character change
un cambio radical, a drastic change
2 (categórico, sin término medio) hizo una crítica radical de la nueva ley, she was scathingly critical of the new law
II adjetivo & mf Pol radical
III m Mat Quím radical
radical libre, free radical Ling root ' radical' also found in these entries: Spanish: decantarse - giro - radicalizar - radicalizarse - vuelco - vuelta English: drastic - economic - extreme - radical - shake-up - sweeping - about - line - outtr['rædɪkəl]1 radical1 radical nombre masulino o femeninoradical ['rædɪkəl] adj: radical♦ radically [-kli] advradical n: radical mfadj.• radical adj.n.• radical s.m.
I 'rædɪkəl
II
noun radical mf['rædɪkǝl]1. ADJ1) (Pol) [idea, organization] radical; [person] radical, de ideas radicalesshe's very radical — es muy radical, es de or tiene ideas muy radicales
2) (=extreme, major) [change, measures, surgery, reduction] radical; [advance] innovador2.N (Pol) radical mf ; (Bot, Chem, Ling, Math) radical m* * *
I ['rædɪkəl]
II
noun radical mf -
9 clean
kli:n
1. adjective1) (free from dirt, smoke etc: a clean window; a clean dress.) limpio2) (neat and tidy in one's habits: Cats are very clean animals.) limpio3) (unused: a clean sheet of paper.) nuevo, en blanco4) (free from evil or indecency: a clean life; keep your language clean!) puro5) (neat and even: a clean cut.) neto, bien definido; preciso
2. adverb(completely: He got clean away.) por completo
3. verb(to (cause to) become free from dirt etc: Will you clean the windows?) limpiar(clean in personal habits.)
limpio- cleaner- cleanly- clean up
- a clean bill of health
- a clean slate
- come clean
- make a clean sweep
clean1 adj limpioyour shirt is dirty, put a clean one on tu camisa está sucia, ponte una limpiaclean2 vb limpiarthe floor is dirty, clean it! el suelo está sucio, ¡límpialo!tr[kliːn]3 (well-formed) bien definido,-a, nítido,-a; (regular, even) limpio,-a1 (fight, play) limpio, limpiamente2 familiar (completely) por completo1 limpieza1 (gen) limpiar; (teeth, car) lavar■ have you cleaned your teeth? ¿te has lavado los dientes?■ will you clean these marks off the wall? ¿quieres quitar estas marcas de la pared?1 limpiarse\SMALLIDIOMATIC EXPRESSION/SMALLas clean as a new pin limpio,-a como una patenato come clean about something confesar algoto have a clean (driving) licence no hacer cometido infracciones (de tráfico)to have a clean record SMALLLAW/SMALL no tener antecedentes penalesto have a clean slate tener un historial sin manchato have something cleaned (dry-cleaned) llevar algo a la tintorería, hacer limpiar algo en secoto give somebody a clean bill of health declarar a alguien en perfecto estado de saludto make a clean break cortar por lo sanoto make a clean break with something cortar con algo, romper con algoto make a clean breast of something confesar algoto start with a clean sheet hacer borrón y cuenta nuevaclean ['kli:n] vt: limpiar, lavar, asearclean adv: limpio, limpiamenteto play clean: jugar limpioclean adj1) : limpio2) unadulterated: puro3) irreproachable: intachable, sin manchato have a clean record: no tener antecedentes penales4) decent: decente5) complete: completo, absolutoa clean break with the past: un corte radical con el pasadoadj.• aseado, -a adj.• distinto, -a adj.• limpio, -a adj.• lirondo, -a adj.• mondo, -a adj.• neto, -a adj.• perfecto, -a adj.v.• afretar v.• escombrar v.• esmerar v.• limpiar v.• mondar v.
I kliːnadjective -er, -est1)a) ( not soiled) limpioare your hands clean? — ¿tienes las manos limpias?
b) ( not used) <clothes/towel> limpioc) (pure, non-polluting) <air/water> limpio, puro; < smell> a limpio; < taste> refrescante2)b) ( fair) <game/player> limpio3) ( unblemished) < driver's license> donde no constan infraccionesto come clean about something — (colloq) confesar* algo
4) ( well defined) <stroke/features> bien definido, nítido
II
adverb (colloq)a) ( completely)b) ( fairly) <fight/play> limpio, limpiamente
III
1.
a) ( remove dirt from) limpiar; \<\<blackboard\>\> borrar, limpiarto clean something OFF something: he cleaned the splashes off the windows — limpió las salpicaduras que había en las ventanas
b) ( dry-clean) limpiar en seco, llevar a la tintoreríac) \<\<fish/chicken\>\> limpiar
2.
vi ( remove dirt) \<\<substance/device\>\> limpiarPhrasal Verbs:- clean up
IV
noun (colloq) (no pl) limpieza f[kliːn]1. ADJ(compar cleaner) (superl cleanest)1) (=not dirty) [clothes, sheets, floor, face] limpio; [air, water] limpio, puro•
to come clean — (lit) quedar limpio; (fig) * confesarlo todo•
to have clean hands — (lit, fig) tener las manos limpias•
to wipe sth clean — limpiar algo- make a clean breast of it- make a clean sweepto make a clean sweep of sth — (of prizes, awards) arrasar con algo
to make a clean sweep of the votes — acaparar todos los votos, barrer
2) (=fresh) [smell] a limpio; [taste] refrescante3) (=new, unused) [sheet of paper, page] en blanco, en limpio4) (=not indecent) [joke] inocente; [film, life] decentekeep it clean! — ¡no seas indecente!
clean living — vida f sana
5) (=smooth, even) [movement] fluido; [shot] certero; [cut] limpio; [sound] nítido, claro; [features, outline] nítido, bien definidoa clean break — (Med) una fractura limpia
6) (=fair) [fight, game, match] limpio; [player] que juega limpio7) (=untarnished) [image, reputation] bueno, impecable•
to have a clean record — (gen) tener un historial limpio; (no criminal record) no tener antecedentes penaleswe have a clean safety record — nuestro historial de seguridad está limpio or no registra incidentes
8) (=environmentally friendly) [machine, substance, energy] no contaminante9) (Nuclear physics) (=uncontaminated) [area, person, object] no contaminado10) (=ritually pure) [animal] puro11) (=trouble-free) [operation, job, getaway] sin problemas12) ** (=innocent)they can't touch me, I'm clean — no me pueden hacer nada, tengo las manos limpias *
13) ** (=not in possession of drugs, weapon, stolen property)2. ADV1) * (=completely)2) (=fairly)to fight/play clean — luchar/jugar limpio
3.N limpieza f, aseo m (LAm); (=wash) lavado m4.VT [+ room, carpet, windows, shoes] limpiar; [+ vegetables, clothes] lavar; [+ car] lavar, limpiar; [+ blackboard] borrar; [+ wound, cut] desinfectar5. VI1) (around the house) limpiar2) (=be cleaned)- clean up* * *
I [kliːn]adjective -er, -est1)a) ( not soiled) limpioare your hands clean? — ¿tienes las manos limpias?
b) ( not used) <clothes/towel> limpioc) (pure, non-polluting) <air/water> limpio, puro; < smell> a limpio; < taste> refrescante2)b) ( fair) <game/player> limpio3) ( unblemished) < driver's license> donde no constan infraccionesto come clean about something — (colloq) confesar* algo
4) ( well defined) <stroke/features> bien definido, nítido
II
adverb (colloq)a) ( completely)b) ( fairly) <fight/play> limpio, limpiamente
III
1.
a) ( remove dirt from) limpiar; \<\<blackboard\>\> borrar, limpiarto clean something OFF something: he cleaned the splashes off the windows — limpió las salpicaduras que había en las ventanas
b) ( dry-clean) limpiar en seco, llevar a la tintoreríac) \<\<fish/chicken\>\> limpiar
2.
vi ( remove dirt) \<\<substance/device\>\> limpiarPhrasal Verbs:- clean up
IV
noun (colloq) (no pl) limpieza f -
10 libre
Del verbo librar: ( conjugate librar) \ \
libré es: \ \1ª persona singular (yo) pretérito indicativo
libre es: \ \1ª persona singular (yo) presente subjuntivo3ª persona singular (él/ella/usted) presente subjuntivo3ª persona singular (él/ella/usted) imperativoMultiple Entries: librar libre
librar ( conjugate librar) verbo transitivo 1 ( liberar) libre a algn de algo ‹ de peligro› to save sb from sth; ‹de obligación/responsabilidad› to free sb from sth;◊ ¡Dios nos libre! God forbid!2 ‹batalla/combate› to fight librarse verbo pronominal: librese de algo ‹de tarea/obligación› to get out of sth; librese de un castigo to escape punishment; se libró de tener que ayudarlo she got out of having to help him; se libreon de morir asfixiados they escaped being suffocated; librese de algn to get rid of sb
libre adjetivo 1 ‹país/pueblo› free; eres libre de ir donde quieras you're free to go wherever you want; libre albedrío free will; libre cambio or comercio free trade; libre mercado free market 2 ‹traducción/adaptación› free; 3 ( no ocupado) ‹persona/tiempo/asiento› free;◊ ¿tienes un rato libre? do you have a (spare) moment?;en sus ratos libres in her spare o free time; tengo el día libre I have the day off 4 ( exento):
librar
I verbo transitivo
1 to free: me libró de un castigo, she let me off from a punishment
2 (una orden de pago) to draw
II vi (tener el día libre) libra los fines de semana, he has weekends off
libre adjetivo free: está libre de sospecha, she's free from suspicion
eres (muy) libre de hacerlo, you are quite free to do it
libre de impuestos, tax-free
¡vía libre!, make way! ' libre' also found in these entries: Spanish: aire - albedrío - bufé - carga - desocupada - desocupado - día - entrada - franca - franco - hueca - hueco - impuesta - impuesto - librar - lucha - perilla - plaza - radical - suelta - suelto - tiempo - tienda - Tiro - tomarse - traducción - vía - aduana - caída - despejado - dios - dueño - economía - estilo - falta - hora - lavadero - limpiar - limpio - lugar - melé - ocio - ocupar - paso - puerto - sacar - teatro - tiro - tomar - tranquilo English: all-in wrestling - available - buffet - clear - clearance - day off - door - duty-free - economy - equity - festival - free - free enterprise - free fall - free kick - free love - free rein - free trade - free-style - garden party - have off - hire - leisure time - liberal - liberty - off - open - open-air - outdoor - outdoors - outdoorsman - own - place - quit - sky-dive - sky-diver - sleep out - smokeless zone - spare - take off - tax free - unoccupied - vacancy - vacant - day - demand - duty - enterprise - foot - freelance -
11 acid
12 nCHEM, FOOD, POLL, TEXTIL, WATER ácido m
См. также в других словарях:
free radical — n technical an atom or group of atoms with at least one free ↑electron, which combines with other atoms very easily ▪ It is thought that free radicals can damage cells … Dictionary of contemporary English
free radical — n an esp. reactive atom or group of atoms that has one or more unpaired electrons esp one that is produced in the body by natural biological processes or introduced from outside (as in tobacco smoke, toxins, or pollutants) and that can damage… … Medical dictionary
free radical — noun count SCIENCE a molecule that has an extra ELECTRON and can react very easily with other molecules. Free radicals sometimes form in the human body and can cause cancer … Usage of the words and phrases in modern English
free radical — n. an atom or molecule having at least one unpaired electron: free radicals are usually reactive and unstable … English World dictionary
free radical — noun an atom or group of atoms with at least one unpaired electron; in the body it is usually an oxygen molecule that has lost an electron and will stabilize itself by stealing an electron from a nearby molecule (Freq. 2) in the body free… … Useful english dictionary
free radical — UK / US noun [countable] Word forms free radical : singular free radical plural free radicals science a molecule that has an extra electron and can react very easily with other molecules. Free radicals sometimes form in the human body and can… … English dictionary
free radical — laisvasis radikalas statusas T sritis fizika atitikmenys: angl. free radical vok. freies Radikal, n rus. свободный радикал, m pranc. radical libre, m … Fizikos terminų žodynas
free radical — laisvasis radikalas statusas T sritis chemija apibrėžtis Atomas arba grupė, turinti orbitalę su nesuporuotu elektronu. atitikmenys: angl. free radical rus. свободный радикал … Chemijos terminų aiškinamasis žodynas
Free radical addition — is an addition reaction in organic chemistry involving free radicals [L.G. Wade s Organic Chemistry 5th Ed. (p 319) Mechanism supplements original.] . The addition may occur between a radical and a non radical, or between two radicals.The basic… … Wikipedia
Free radical (disambiguation) — Free radical is a chemistry term that describes an atomic or molecular species with unpaired electrons on an otherwise open shell configuration. The term may also refer to one of the following.Chemistry*Free radical addition An addition reaction… … Wikipedia
Free-radical (culture) — Free radical, is a term regarding a sub cultural trend, originating in the early 21st century.The Free radical movement is part of a new trend being observed in the 21st Century. Members within this group identify themselves as “Free radicals”.… … Wikipedia