First Known Use: 1862
Dictionary
triatomic
adjective tri·atom·ic \ˌtrī-ə-ˈtä-mik\
Definition of TRIATOMIC
: having three atoms in the molecule <ozone is triatomic oxygen>
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Origin of TRIATOMIC
International Scientific Vocabulary
Medical Dictionary
triatomic
adjective tri·atom·ic \ˌtrī-ə-ˈtäm-ik\
Medical Definition of TRIATOMIC
: having three atoms in the molecule <ozone is triatomic oxygen>
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