molecule B1 Topic:Science & Research US /ˈmɑ.lɪ.kjul/ UK /ˈmɒl.ɪ.kjuːl/ See IPA manual Freq #18594 Meanings 1 noun The smallest unit of a substance that still has all its chemical properties, made of two or more atoms joined together. A water molecule is made of two hydrogen atoms and one oxygen atom. Thesaurus Word family Forms molecules Derived forms antimoleculeastromoleculebimoleculebiomoleculeglycomoleculeimmunomoleculemetamoleculemicromoleculemolfilenanomoleculephytomoleculepolycule Related forms molecular Common collocations protein molecule Noun + noun Etymology AI details Borrowed from French molécule, from New Latin molecula (“a molecule”), diminutive of Latin moles (“a mass”). molecula la-new moles Latin View etymology graph -> Topics Science & Research External links Cambridge Dictionary Wiktionary Google Images # molecule **Type:** Word **Level:** B1 **Part of speech:** noun **IPA (US):** /ˈmɑ.lɪ.kjul/ **IPA (UK):** /ˈmɒl.ɪ.kjuːl/ **Frequency rank:** 18594 ## Meanings 1. The smallest unit of a substance that still has all its chemical properties, made of two or more atoms joined together. ## Examples - A water molecule is made of two hydrogen atoms and one oxygen atom. ## Derived Forms - antimolecule - astromolecule - bimolecule - biomolecule - glycomolecule - immunomolecule - metamolecule - micromolecule - molfile - nanomolecule - phytomolecule - polycule ## Related Forms - molecular ## Roots and Affixes - Root: molecula - Root: moles ## Etymology Borrowed from French molécule, from New Latin molecula (“a molecule”), diminutive of Latin moles (“a mass”). ## AI Etymology Molecule was borrowed from French molécule, from New Latin molecula (“a molecule”), diminutive of Latin moles (“a mass”). In present-day English it covers the smallest unit of a substance that still has all its chemical properties, made of two or more atoms joined together. The historical chain runs through molecula (la-new) and moles (Latin). Related and derived forms include molecular, antimolecule, astromolecule, and bimolecule. ## Topics - Science & Research markdown