yellowfin yellowcup • yellowfish · · · Info · Definitions · Synonyms · Characters · · yellowfin · · Text Latin · · Script 9 · · Length Definitions · · · (noun) may reach 400 pounds; worldwide in tropics. Synonyms: yellowfin tuna, Thunnus albacares. · · Noun Definition 1 Synonyms · · · yellowfin tuna · · Synonym 1 thunnus albacares · · Synonym 2 Characters · · e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F w latin small letter w U+0077 y latin small letter y U+0079