OMMATEUM Meaning of OMMATEUM in English — ommateal , adj./om'euh tee"euhm/ , n. , pl. ommatea /-tee"euh/ . Zool.See compound eye . [ 1880-85; ommat- (s. of ómma ) eye + NL -eum n. suffix ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012