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, 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

Learn More About diatomic

Time Traveler for diatomic

Time Traveler

The first known use of diatomic was circa 1859

See more words from the same year

Dictionary Entries Near diatomic

Diatomeae

diatomic

diatomin

See More Nearby Entries 

Statistics for diatomic

Cite this Entry

“Diatomic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diatomic. Accessed 30 Jun. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

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

WORD OF THE DAY

Test Your Vocabulary

Great Words for Scrabble

  • scrabble tiles that read scrabble quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!