diatomic

[ dahy-uh-tom-ik ]
/ ˌdaɪ əˈtɒm ɪk /

adjective Chemistry.

having two atoms in the molecule.
containing two replaceable atoms or groups; binary.

Origin of diatomic

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

OTHER WORDS FROM diatomic

di·at·o·mic·i·ty [dahy-at-uh-mis-i-tee] /ˌdaɪ æt əˈmɪs ɪ ti/, noun

Example sentences from the Web for diatomic

British Dictionary definitions for diatomic

diatomic
/ (ˌdaɪəˈtɒmɪk) /

adjective

((of a compound or molecule))
  1. containing two atoms
  2. containing two characteristic groups or atomsethylene glycol is a diatomic alcohol

Derived forms of diatomic

diatomicity (ˌdaɪætəˈmɪsɪtɪ), noun

Medical definitions for diatomic

diatomic
[ dī′ə-tŏmĭk ]

adj.

Made up of two atoms.