adjective di·op·trate \dīˈäpˌtrāt, -trə̇t\

Definition of dioptrate

  1. :  divided by a transverse line or septum —used of the compound eyes of certain insects (such as water beetles) and of ocelli on the wings of certain moths and butterflies

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Origin and Etymology of dioptrate

dia- + optr- (irregular from Greek opsesthai to be going to see) + -ate

Seen and Heard

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feeling or affected by lethargy

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