Definitions of diatomic

  1. of or relating to a molecule made up of two atoms; " a diatomic molelcule"
  2. Containing two atoms.
  3. Having two replaceable atoms or radicals.
  4. Noting a chemical compound or radical having two atoms; specifically a hydrate in which two hydrogen atoms are united to the radical by oxygen.
  5. Of two atoms.

Usage examples for diatomic

  1. " He said- and I quote"- Mike's voice assumed a gloomy, but stilted tone-" normal hydrogen gas consists of diatomic molecules. – Unwise Child by Gordon Randall Garrett