P0265900 (fō′tŏn′)n. The elementary particle of light and other electromagnetic radiation; the quantum of electromagnetic energy. The photon is the massless, neutral vector boson that mediates electromagnetic interactions.pho·ton′ic adj.
photonic
(fəʊˈtɒnɪk) adj (General Physics) physics of or pertaining to photonics or photons
photonic
photonic
Dealing with light (photons). See photon and photonics.MedicalSeephotonAcronymsSeePHO