genus Xiphias

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Noun1.genus Xiphias - type genus of the Xiphiidaegenus Xiphias - type genus of the Xiphiidae    
fish genus - any of various genus of fish
family Xiphiidae, Xiphiidae - comprising the common swordfishes
Xiphias gladius, swordfish - 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