subatomic

Definition of Subatomic in English :

1. subatomic

of or relating to constituents of the atom or forces within the atom

Example Sentences:
'subatomic particles'
'harnessing subatomic energy'

2. subatomic

of smaller than atomic dimensions

WordNet Lexical Database for English. Princeton University. 2010.

Subatomic

adjective

1.

of, relating to, or being a particle making up an atom or a process occurring within atoms

the electron is a subatomic particle

2.

having dimensions smaller than atomic dimensions

adjective

Particle Physics

of or pertaining to the inner part of an atom or to a particle, as an elementary particle or hadron, that is smaller than an atom

adj.

1. Of or relating to particles that are smaller than an atom.

2. Having dimensions or participating in reactions characteristic of the constituents of the atom.