ECHINODERM Meaning of ECHINODERM in English echinoderm BrE AmE i ˈkaɪn ə ʊ dɜːm ə-, -ˈkɪn- AmE \ -ə dɝːm▷ echinoderm|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012