'PHOTON' definitions:

Definition of 'photon'

(from WordNet)
noun
A quantum of electromagnetic radiation; an elementary particle that is its own antiparticle

Synonyms of 'photon'

From: Moby Thesaurus

Acronyms for 'photon'

From: V.E.R.A.
  • paneuropean PHOtonic Transport Overlay Network (ACTS)