Home › Words › S › spadefishspadefishspadefish means any of several marine fish of the family Ephippidae.Among words judged in Lexicurio's Arena, spadefish ranks #15,742 of 42,789 for Qualifying.EtymologyFrom spade + fish.nounAny of several marine fish of the family EphippidaeSynonym of paddlefish (broad sense).Synonym of paddlefish (broad sense).; Synonym of paddlefish (American sense).Definitions & examples from Wiktionary (CC BY-SA 3.0).