- having two atoms in the molecule.
- containing two replaceable atoms or groups; binary.
Origin of diatomic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for diatomic
Hence it may be inferred that this value is typical for diatomic molecules.
- ((of a compound or molecule))
- containing two atoms
- containing two characteristic groups or atomsethylene glycol is a diatomic alcohol
- Made up of two atoms.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.