/pol'ee euh tom"ik/, adj. Chem.
pertaining to a molecule containing more than two atoms.
[1855-60; POLY- + ATOMIC]

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Universalium. 2010.

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  • Polyatomic — Pol y*a*tom ic, a. [Poly + atomic.] (Chem.) (a) Having more than one atom in the molecule; consisting of several atoms. (b) Having a valence greater than one. [Obs.] [1913 Webster] …   The Collaborative International Dictionary of English

  • polyatomic — adjective Etymology: International Scientific Vocabulary Date: 1857 containing more than one and especially more than two atoms < polyatomic molecules > …   New Collegiate Dictionary

  • Polyatomic ion — An electrostatic potential map of the nitrate ion (NO3−). Areas coloured red are lower in energy than areas coloured yellow A polyatomic ion, also known as a molecular ion, is a charged species (ion) composed of two or more atoms covalently… …   Wikipedia

  • polyatomic ion — daugiaatomis jonas statusas T sritis chemija apibrėžtis Kovalentiniais ryšiais sujungtų atomų grupė, turinti elektros krūvį. atitikmenys: angl. polyatomic ion rus. многоатомный ион …   Chemijos terminų aiškinamasis žodynas

  • polyatomic molecule — daugiaatomė molekulė statusas T sritis fizika atitikmenys: angl. multiatomic molecule; polyatomic molecule vok. vielatomiges Molekül, n rus. многоатомная молекула, f pranc. molécule polyatomique, f …   Fizikos terminų žodynas

  • polyatomic gas — daugiaatomės dujos statusas T sritis fizika atitikmenys: angl. polyatomic gas vok. mehratomiges Gas, n rus. многоатомный газ, m pranc. gaz multiatomique, m …   Fizikos terminų žodynas

  • polyatomic — adjective (of a molecule or ion) consisting of three or more atoms …   Wiktionary

  • polyatomic — poly·atom·ic (pol″e ə tomґik) [poly + atomic] composed of several atoms …   Medical dictionary

  • polyatomic — adjective consisting of many atoms …   English new terms dictionary

  • polyatomic — poly·atomic …   English syllables

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