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diatomic

American  
[dahy-uh-tom-ik] / ˌdaɪ əˈtɒm ɪk /

adjective

Chemistry.
  1. having two atoms in the molecule.

  2. containing two replaceable atoms or groups; binary.


diatomic British  
/ ˌdaɪəˈtɒmɪk /

adjective

    1. containing two atoms

    2. containing two characteristic groups or atoms

      ethylene glycol is a diatomic alcohol

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of diatomic

First recorded in 1865–70; di- 1 + atomic

Vocabulary lists containing diatomic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"We have systemically addressed the challenges in electro-biomanufacturing by identifying the metabolic and biochemical limits of diatomic carbon use and have overcome these limits."

From Science Daily Nov. 14, 2024

The halogens form diatomic molecules in which each atom is involved in only one bond.

From Textbooks Feb. 14, 2019

Finally, the magnesium chloride is melted and electrolyzed to yield liquid magnesium metal and diatomic chlorine gas.

From Textbooks Feb. 14, 2019

What is the limiting reactant in a reaction that produces sodium chloride from 8 g of sodium and 8 g of diatomic chlorine?

From Textbooks Feb. 14, 2019

It is worthy of notice that in diatomic elements four funnels open on the faces of tetrahedra; in triatomic, six funnels on the faces of cubes; in tetratomic, eight funnels on the faces of octahedra.

From Occult Chemistry Clairvoyant Observations on the Chemical Elements by A. P. Sinnett

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