gadoidEnglishOxford New American Dictionarygadoid /ˈɡādoid, , ˈɡeɪdɔɪd , ˈɡaˌdoid, ˈɡæˌdɔɪd / ▸ noun Zoology a bony fish of an order (Gadiformes) that comprises the cods, hakes, and their relatives. – ORIGIN mid 19th century : from modern Latin gadus (from Greek gados ‘cod’) + -oid.