Definition of triatomic
: having three atoms in the molecule ozone is triatomic oxygen
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Origin and Etymology of triatomic
International Scientific Vocabulary
First Known Use: 1862
Medical Dictionary
triatomic
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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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