noun \re-ˈtin-yə-lə\
plural re·tin·u·lae\-ˌlē, -ˌlī\ also re·tin·u·las

Definition of RETINULA

:  the neural receptor of a single facet of an arthropod compound eye
re·tin·u·lar \-lər\ adjective

Origin of RETINULA

New Latin, diminutive of Medieval Latin retina
First Known Use: 1878


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