black hole black-hilted • black hole of calcutta · · · Info · Definitions · Characters · · black hole · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) a region of space resulting from the collapse of a star; extremely high gravitational field. Synonyms: black hole. · · Noun Definition 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 e latin small letter e U+0065 h latin small letter h U+0068 k latin small letter k U+006B l latin small letter l U+006C o latin small letter o U+006F