ring compound

ring compound
see closed chain, under chain.

Medical dictionary. 2011.

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  • ring-compound — ringˈ compound noun A chemical compound with a closed chain • • • Main Entry: ↑ring …   Useful english dictionary

  • ring compound — noun : a cyclic compound containing one or more rings in the molecule * * * Chem. a compound whose structural formula contains a closed chain or ring of atoms; a cyclic compound. Cf. cyclic (def. 3). [1930 35] * * * ring compound, a compound of… …   Useful english dictionary

  • ring compound — Chem. a compound whose structural formula contains a closed chain or ring of atoms; a cyclic compound. Cf. cyclic (def. 3). [1930 35] * * * …   Universalium

  • compound — 1. In chemistry, a substance formed by the covalent or electrostatic union of two or more elements, generally differing entirely in physical characteristics from any of its components. 2. In pharmacy, denoting a preparation containing several… …   Medical dictionary

  • Compound bow — A Browning Compound Bow A compound bow is a modern bow that uses a levering system, usually of cables and pulleys, to bend the limbs. The limbs of a compound bow are much stiffer than those of a recurve bow or longbow. This limb stiffness makes… …   Wikipedia

  • ring — 1. A circular band surrounding a wide central opening; a r. shaped or circular structure surrounding an opening or level area. SYN: anulus [TA]. 2. The closed ( i.e., endless) chain of atoms in a cyclic compound; commonly used for “cyclic” or… …   Medical dictionary

  • ring — Synonyms and related words: Bund, Chinese boxing, DDD, Kekule formula, O, Rochdale cooperative, affiliation, agora, alliance, amphitheater, anklet, annular muscle, annulet, annulus, anthelion, antisun, arena, areola, armlet, armory, assemblage,… …   Moby Thesaurus

  • Ring micrometer — Micrometer Mi*crom e*ter, n. [Micro + meter: cf. F. microm[ e]tre.] An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given… …   The Collaborative International Dictionary of English

  • ring in — Synonyms and related words: accomplish, achieve, approach, arrive, arrive at, arrive in, attain, attain to, be received, blow in, bob up, bring up, broach, change, change for, check in, check off, check out, christen, clock in, clock out, come,… …   Moby Thesaurus

  • ring system — noun : the structure typical of a cyclic chemical compound and consisting of one or more rings (as fused rings) five and six membered ring systems compare skeleton …   Useful english dictionary

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