Pronunciation: (sāl'fish"), [key]
—pl. (esp. collectively) -fish, (esp. referring to two or more kinds or species) -fish•es.
1. a large tropical and subtropical marine fish, Istiophorus platypterus, of the family Istiophoridae, distinguished by a long, high dorsal fin, long pelvic fins, and a double keel on each side of the tail.
2. any of several related fishes having a high dorsal fin.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.