counterilluminate
Verb. (context, of a fish) To use photophores on the underside of the body so as to hide a dark silhouette that would otherwise be seen from below by predators.This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.