retinula Meaning, Definition & Usage

Re*tin"u*la noun
Etymology
NL., dim. of NL. & E. retina.
Wordforms
plural Retinulæ
Definitions
  1. (Zoöl.) One of the group of pigmented cells which surround the retinophoræ of invertebrates. See Illust. under Ommatidium.

Webster 1913