retinula
re·tin·u·la
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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