sex chromosome sex chromatin • sex crime · · · Info · Definitions · Characters · · sex chromosome · · Text Common · · Latin · · Scripts 14 · · Length 4 · · Syllables Definitions · · · (noun) (genetics) a chromosome that determines the sex of an individual. Synonyms: sex chromosome. Example: "Mammals normally have two sex chromosomes." · · Noun Definition 1 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 x latin small letter x U+0078