tri·atom·ic | \ ˌtrī-ə-ˈtä-mik 
\
\Definition of triatomic
: having three atoms in the molecule
ozone is triatomic oxygen
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More Definitions for triatomic
triatomic
adjectivetri·atom·ic | \ ˌtrī-ə-ˈtäm-ik \
\Medical Definition of triatomic
: having three atoms in the molecule
ozone is triatomic oxygen
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Time Traveler for triatomic
The first known use of triatomic was in 1862
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