Source : Webster's Revised Unabridged Dictionary (1913)

Photophore \Pho"to*phore\, n. [Photo- + Gr. ? to bear.]
   1. (Med.) A form of endoscope using an electric light.

   2. (Zo["o]l.) A light-emitting organ; specif., one of the
      luminous spots on certain marine (mostly deep-sea) fishes.