jet black jetb·lack uncommon noun (1) adjective (1) noun 1. a very dark black Synonymscoal blackebonyjet blackpitch blacksablesoot black adjective 1. of the blackest black; similar to the color of jet or coal Synonymscoal-blackjetpitchysooty Similarachromatic Related words Word family ebonize Broader terms black WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
