retinula
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re·tin·u·la
(rĭ-tĭn′yə-lə)n. pl. re·tin·u·lae (-lē)
A cluster of pigment-containing photosensitive cells in each ommatidium of the compound eye of an arthropod.
[New Latin rētinula, diminutive of Medieval Latin rētina, retina; see retina.]
re·tin′u·lar adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
retinula
(rəˈtɪnjʊlə)n
a cell cluster found in the compound eye (an eye made up of many elements) of certain insects or other invertebrates with segmented limbs and bodies
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
re•tin•u•la
(rɪˈtɪn yə lə)n., pl. -lae (-ˌli)
a group of elongate neural receptor cells forming part of an arthropod compound eye.
re•tin′u•lar, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.