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English definition of “molecule”


noun [C]     /ˈmɒl.ɪ.kjuːl/ US  /ˈmɑː.lɪ-/
the simplest unit of a chemical substance , usually a group of two or more atoms Atoms, molecules and sub-atomic particles molecular     /məˈlek.jʊ.lər/ US  /-lɚ/ adjective Atoms, molecules and sub-atomic particles
(Definition of molecule noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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