triatomic

adjective

tri·​atom·​ic ˌtrī-ə-ˈtä-mik How to pronounce triatomic (audio)
: having three atoms in the molecule
ozone is triatomic oxygen

Word History

Etymology

International Scientific Vocabulary

First Known Use

1862, in the meaning defined above

Time Traveler
The first known use of triatomic was in 1862

Dictionary Entries Near triatomic

triatome

triatomic

triaxial

See More Nearby Entries 

Cite this Entry

“Triatomic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triatomic. Accessed 28 Nov. 2023.

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Kids Definition

triatomic

adjective
tri·​atom·​ic ˌtrī-ə-ˈtäm-ik How to pronounce triatomic (audio)
: having three atoms in the molecule
ozone is triatomic oxygen

Medical Definition

triatomic

adjective
tri·​atom·​ic ˌtrī-ə-ˈtäm-ik How to pronounce triatomic (audio)
: having three atoms in the molecule
ozone is triatomic oxygen
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