monatomic
(män′ə täm′ik)
adjective
- consisting of one atom: said of a molecule
- having one atom in the molecule
- containing one replaceable atom or atomic group
- monovalent (sense )
Origin:
mon- + atomic
See monatomic in American Heritage Dictionary 4
adjective- Occurring as single atoms: Helium is a monatomic gas.
- Having one replaceable atom or radical.
- Univalent.
Related Forms:
- monˌa·tomˈic·al·ly adverb
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