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1 ♦ tooth
♦ tooth /tu:ɵ/n. (pl. teeth)1 (anat., mecc., ecc.) dente: a decayed tooth, un dente guasto; false (o artificial) teeth, denti falsi; discoloured teeth, denti macchiati; ( di animale) to bare one's teeth, mostrare (o scoprire) i denti; How many times a day should I brush my teeth?, quante volte al giorno dovrei lavarmi i denti?; to clean one's teeth, pulirsi (o lavarsi) i denti; to take out a tooth, estrarre un dente; a set of teeth, una dentatura; the teeth of a gear wheel [of a saw, a rake, a comb], i denti di una ruota dentata [di una sega, un rastrello, un pettine]; to sink one's teeth into, affondare i denti in ( una mela, ecc.)3 (pl.) (fig.) forza; potere: to have the necessary teeth to deal with terrorism, avere la forza e gli strumenti necessari per affrontare il terrorismo● (fig.) tooth and nail, con le unghie e coi denti; accanitamente □ ( d'uccello) tooth-billed, dal becco dentellato □ (edil.) tooth-chisel, gradina □ (med.) tooth decay, carie dentaria □ (fam.) tooth fairy, fatina (o topolino, o formichina) dei denti ( porta un soldino al posto del dente caduto) □ (fam.) tooth-job, rifacimento della bocca: to get a tooth-job, farsi rifare tutta la bocca dal dentista □ tooth paste ► toothpaste □ (mecc.) tooth point, tagliente □ tooth powder, dentifricio ( in polvere) □ (med.) tooth scaler, ablatore □ (zool.) tooth-shell ( Dentalium entalis), dentalio □ (fig.) to cast st. in sb. 's teeth, rinfacciare qc. a q. □ to cut one's teeth, ( di un bimbo) mettere i denti; (fig.) farsi le ossa, fare esperienza □ (fig. fam.) to sink one's teeth into st., affrontare qc. con impegno; mettersi sotto a fare qc. □ to grind one's teeth, digrignare i denti □ to have a tooth filled, farsi otturare un dente □ to have a tooth ( pulled) out, farsi estrarre (o cavare) un dente □ to have a sweet tooth, essere ghiotto di dolciumi □ in the teeth of, a dispetto di, nonostante, in barba a; di fronte a, in faccia a □ (naut.) in the teeth of the wind, nell'occhio del vento □ (fam.) to lie in (o through) one's teeth, mentire per la gola □ to be long in the tooth, essere vecchio □ to lose a tooth, perdere un dente □ ( anche fig.) to set one's teeth, stringere i denti □ to set sb. 's teeth on edge, ( di suono) far rabbrividire q.; ( di cibo) allegare i denti; (fig.) irritare q., dare ai nervi a q. □ ( anche fig.) to show one's teeth, mostrare i denti.(to) tooth /tu:ɵ/A v. t.2 dentellare; seghettareB v. i.( di ruote dentate, ecc.) ingranare. -
2 involute
involute /ˈɪnvəlu:t/A a.1 (biol.) involuto: involute leaves [shells], foglie [conchiglie] involute2 (fig.) involuto; complicato; intricatoB n.1 (mat.) evolvente2 (mecc.) evolvente● (mecc.) involute gear tooth, dente (con profilo) a evolvente. -
3 cog
[kɒg]a (tiny) cog in the machine — fig. una (semplice) rotella nell'ingranaggio
* * *[koɡ](one of a series of teeth around the edge of a wheel which fits into one of a similar series in a similar wheel (or into a chain as in a bicycle) causing motion: The cogs in the gear-wheels of a car get worn down.) dente, ingranaggio* * *cog (1) /kɒg/n. (mecc.)2 (fig.) rotella, rotellina: John is just a cog in the machine of our business, John non è che una rotella nell'ingranaggio della nostra azienda3 ► cogwheel● (mecc.) cog belt, cinghia a denti □ cog rail, rotaia a cremagliera □ cog railway, ferrovia a cremagliera □ (fig.) to slip a cog, fare un errore ( nei propri calcoli); sbagliarsi.cog (2) /kɒg/n. (falegn.)2 dente d'incastro; tenone.(to) cog (1) /kɒg/v. t.2 (metall.) sbozzare al laminatoio.(to) cog (2) /kɒg/v. t.(falegn.) congiungere mediante incastro a tenone.* * *[kɒg]a (tiny) cog in the machine — fig. una (semplice) rotella nell'ingranaggio
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4 ratchet
['rætʃɪt]* * *ratchet /ˈrætʃɪt/n. (mecc.)1 dente d'arresto; nottolino● ratchet drill, trapano a cricco □ ratchet jack, martinetto a cricco □ ( slang USA) ratchet-mouth, chiacchierone □ ratchet tool, utensile a cricchetto.(to) ratchet /ˈrætʃɪt/v. t.* * *['rætʃɪt]
См. также в других словарях:
gear tooth — The indentation on the edge of a gearwheel … Dictionary of automotive terms
Gear — For the gear like device used to drive a roller chain, see Sprocket. This article is about mechanical gears. For other uses, see Gear (disambiguation). Two meshing gears transmitting rotational motion. Note that the smaller gear is rotating… … Wikipedia
Tooth surface — The tooth surface (flank) forms the side of a gear tooth.1It is convenient to choose one face of the gear as the reference face and to mark it with the letter “I”. The other non reference face might be termed face “II”.For an observer looking at… … Wikipedia
tooth — See gear tooth hunting tooth radiator hose shark tooth pliers … Dictionary of automotive terms
Gear cutting — is any number of methods used to manufacture precision gears.Gear hobbing is a method by which a special hobbing anto cutter and gear blank are rotated at the same time to transfer the profile of the hob onto the gear blank.Spur and other… … Wikipedia
Tooth Interior Fatigue Fracture — Tooth Interior Fatigue Fracture, (TIFF), is a type of gear failure. The failure is characterised by a fracture at approximately mid height on the tooth of the gear. This distinguishes it from a tooth root fatigue failure. The crack for a TIFF is… … Wikipedia
Gear inches — is a system that assigns numerical measurements to bicycle gear ratios, to indicate how low or high a gear is. With old fashioned penny farthing bicycles, the crankarms were directly attached to the large drive wheel. One turn of the pedals moved … Wikipedia
tooth — [ tuθ ] (plural teeth [ tiθ ] ) noun count *** 1. ) any of the hard white objects inside your mouth that you use for biting and for CHEWING food: front/back teeth a loose/missing/broken tooth brush/clean your teeth: It s important to brush your… … Usage of the words and phrases in modern English
tooth — toothlike, adj. /toohth/, n., pl. teeth, v., toothed /toohtht, toohdhd/, toothing /tooh thing, dhing/. n. 1. (in most vertebrates) one of the hard bodies or processes usually attached in a row to each jaw, serving for the prehension and… … Universalium
gear — gearless, adj. /gear/, n. 1. Mach. a. a part, as a disk, wheel, or section of a shaft, having cut teeth of such form, size, and spacing that they mesh with teeth in another part to transmit or receive force and motion. b. an assembly of such… … Universalium
tooth — I (New American Roget s College Thesaurus) n. fang, tusk, canine, incisor, molar, cuspid, bicuspid, eyetooth, grinder (inf.), chopper (inf.); tine, cog; taste, relish; fondness. See sharpness, convexity. II (Roget s IV) n. 1. [A dental process]… … English dictionary for students