(n) large toothless marine food fish with a long swordlike upper jaw; not completely cold-blooded i.e. they are able to warm their brains and eyes: worldwide in warm waters but feed on cold ocean floor coming to surface at night, Syn. Xiphias gladius
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
‖prop. n. [ L., a swordfish, a sword-shaped comet, fr. Gr. xifi`as, fr. xi`fos a sword. ] 1. (Zool.) A genus of fishes comprising the common swordfish. [ 1913 Webster ]
2. (Anat.) (a) The constellation Dorado. (b) A comet shaped like a sword [ 1913 Webster ]