polycyclic

См. также в других словарях:

• Polycyclic — may refer to: * Polycyclic compound, in organic chemistry, a cyclic compound with more than one hydrocarbon loop or ring structures * Polycyclic group, in mathematics, a solvable group that satisfies the maximal condition on subgroups …   Wikipedia

• polycyclic — [päl΄i sīk′lik] adj. 1. Biol. having two or more rings or whorls 2. Chem. having two or more rings of atoms in the molecule …   English World dictionary

• Polycyclic Aromatic Compounds —   Titre abrégé Polycycl. Aromat. Compd. Discipline Chimie organique …   Wikipédia en Français

• polycyclic aromatic hydrocarbon — n any of a class of hydrocarbon molecules with multiple carbon rings that include numerous carcinogenic substances and environmental pollutants called also PAH, polynuclear aromatic hydrocarbon …   Medical dictionary

• Polycyclic aromatic hydrocarbon — An illustration of typical polycyclic aromatic hydrocarbons. Clockwise from top left: benz(e)acephenanthrylene, pyrene and dibenz(ah)anthracene …   Wikipedia

• Polycyclic group — In mathematics, especially in the area of abstract algebra known as group theory, a polycyclic group is a solvable group that satisfies the maximal condition on subgroups (that is, every subgroup is finitely generated).Equivalently, a group G is… …   Wikipedia

• Polycyclic compound — In organic chemistry, a polycyclic compound is a cyclic compound with more than one hydrocarbon loop or ring structures (benzene rings) [JerryMarch] . The term generally includes all polycyclic aromatic compounds, including the polycyclic… …   Wikipedia

• polycyclic compound — policiklinis junginys statusas T sritis chemija apibrėžtis Junginys, turintis molekulėje kelis kondensuotus žiedus. atitikmenys: angl. polycyclic compound rus. многоядерное соединение; полициклическое соединение ryšiai: sinonimas – daugiaciklis… …   Chemijos terminų aiškinamasis žodynas

• polycyclic — adjective Etymology: International Scientific Vocabulary Date: 1869 having more than one cyclic component; especially having two or more rings in the molecule …   New Collegiate Dictionary

• polycyclic — /pol ee suy klik, sik lik/, adj. Chem. pertaining to an organic compound containing several atomic rings, usually fused. [1865 70; POLY + CYCLIC] * * * …   Universalium

• polycyclic — 1. adjective Having two or more rings of atoms in the molecule. 2. noun Such a compound See Also: monocyclic, bicyclic, tricyclic …   Wiktionary