D defs.my
Entry 1 sense Webster, 1913

Ommateum

· Om·ma·te·um · IPA /ˌɒməˈtiː.əm/
01 n. A compound eye, as of insects and crustaceans.
pl. Ommatea ((#))
  1. 1.
    A compound eye, as of insects and crustaceans.(Zool.)