Retinula
Pronunciation : Re*tin"u*la
Part of Speech : n.;
Etymology : [NL., dim. of NL. & E. retina.] (Zo?l.)
Definition : Defn: One of the group of pigmented cells which surround the retinophor? of invertebrates. See Illust. under Ommatidium.
pl. Retinul
Source : Webster's Unabridged Dictionary, 1913