inky cap inky-black • inky-cap mushroom · · · Info · Definitions · Synonyms · Characters · · inky cap · · Text Common · · Latin · · Scripts 8 · · Length 3 · · Syllables Definitions · · · (noun) having a cap that melts into an inky fluid after spores have matured. Synonyms: inky cap, inky-cap mushroom, Coprinus atramentarius. · · Noun Definition 1 Synonyms · · · inky-cap mushroom · · Synonym 1 coprinus atramentarius · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 i latin small letter i U+0069 k latin small letter k U+006B n latin small letter n U+006E p latin small letter p U+0070 y latin small letter y U+0079