We don't have synonyms for photons yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are photon, photos and protons.
(n) :
(particle physics) The quantum of light and other electromagnetic energy, regarded as a discrete particle having zero rest mass, no electric charge, and an indefinitely long lifetime. It is a gauge boson.
(n) :
(particle physics) The quantum of light and other electromagnetic energy, regarded as a discrete particle having zero rest mass, no electric charge, and an indefinitely long lifetime. It is a gauge boson.