null space null set • nulla · · · Info · Definitions · Characters · · null space · · Text Common · · Latin · · Scripts 10 · · Length 2 · · Syllables Definitions · · · (noun) a space that contains no points; and empty space. Synonyms: null space. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 s latin small letter s U+0073 u latin small letter u U+0075