Bioluminescence

bi·o·lu·mi·nes·cence

[ˌbīōˌlo͞oməˈnesəns]

NOUN

the biochemical emission of light by living organisms such as fireflies and deep-sea fishes.

the light emitted by organisms such as fireflies and deep-sea fishes

2. The type of light power that anglerfish, like the one in Finding Nemo (which haunted me as a child), possess.