black widow black whale • black willow · · · Info · Definitions · Synonyms · Characters · · black widow · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) venomous New World spider; the female is black with an hourglass-shaped red mark on the underside of the abdomen. Synonyms: black widow, Latrodectus mactans. · · Noun Definition 1 Synonyms · · · latrodectus mactans · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 d latin small letter d U+0064 i latin small letter i U+0069 k latin small letter k U+006B l latin small letter l U+006C o latin small letter o U+006F w latin small letter w U+0077