belonging or pertaining to the Sciaenidae, a family of carnivorous fishes that produce a loud sound by snapping the muscles attached to their air bladder, comprising the croakers and drums.
sci·ae·noid (sī-ē'noid) adj. Of or belonging to the Sciaenidae, a family of fishes that includes the drums and croakers. n. A sciaenoid fish.
[New Latin Sciaena, type genus (from Latin sciaena, a kind of fish, from Greek skiaina, perhaps from skiā, shadow) + -oid.] sci·ae'nid (-nĭd) adj. & n.