CHROMOSOME Meaning of CHROMOSOME in English chromosome BrE AmE ˈkrəʊm ə səʊm AmE \ ˈkroʊm ə zoʊm -soʊm — Preference poll, American English: -zoʊm 55%, -soʊm 45%. ▷ chromosome|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012