molecule
UK /ˈmɒl.ɪ.kjuːl/ · US /ˈmɑ.lɪ.kjul/ noun
Forms molecules moleculae moleculæ
- noun (chemistry) The smallest particle of a specific element or compound that retains the chemical properties of that element or compound; two or more atoms held together by chemical bonds. “Hydrogen chloride is a diatomic molecule, consisting of a hydrogen atom and a chlorine atom.”
- noun A tiny amount.
Synonyms
atom particle ace thought atomy aught bissel continental bit crumb glimpse dab damn dash diddly glint dot spatter drop dusting corpuscle mote speck
Etymology
Borrowed from French molécule, from New Latin molecula (“a molecule”), diminutive of Latin moles (“a mass”).
Webster’s 1913
- noun One of the very small invisible particles of which all matter is supposed to consist.
- noun The smallest part of any substance which possesses the characteristic properties and qualities of that substance, and which can exist alone in a free state.
Etymology [Dim. fr. L. moles a mass: cf. F. molécule. See 3d Mole.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “molecule”, CC BY-SA 4.0. Details