diatomic

adjective
di·​atom·​ic | \ ˌdī-ə-ˈtä-mik How to pronounce diatomic (audio) \

Definition of diatomic

: consisting of two atoms : having two atoms in the molecule

Examples of diatomic in a Sentence

Recent Examples on the Web Pairs of oxygen atoms rapidly combine to form the stable diatomic oxygen, which exits with carbon monoxide. Max G. Levy, Smithsonian Magazine, "To Make Oxygen on Mars, NASA’s Perseverance Rover Needs MOXIE," 29 July 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'diatomic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of diatomic

circa 1859, in the meaning defined above

History and Etymology for diatomic

International Scientific Vocabulary

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Time Traveler for diatomic

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The first known use of diatomic was circa 1859

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Cite this Entry

“Diatomic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diatomic. Accessed 1 Mar. 2021.

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More Definitions for diatomic

diatomic

adjective
di·​atom·​ic | \ ˌdī-ə-ˈtäm-ik How to pronounce diatomic (audio) \

Medical Definition of diatomic

: consisting of two atoms : having two atoms in the molecule

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