First Known Use: 1878
Dictionary
retinula
noun re·tin·u·la \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
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Origin of RETINULA
New Latin, diminutive of Medieval Latin retina
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