Retinula Definition

rĭ-tĭnyə-lə
retinulae
noun
A cluster of pigment-containing photosensitive cells in each ommatidium of the compound eye of an arthropod.
American Heritage Medicine

Other Word Forms of Retinula

Noun

Singular:
retinula
Plural:
retinulae, retinulas

Origin of Retinula

  • New Latin rētinula diminutive of Medieval Latin rētina retina retina

    From American Heritage Dictionary of the English Language, 5th Edition

  • Latin, literally "small retina".

    From Wiktionary

Retinula Sentence Examples

  • D, Transverse section of a retinula of the lateral eye of Limulus, showing ten retinula cells (ret), each bearing a rhabdomere (rhab).

  • A, Diagram of a retinula of the central eye of a scorpion consisting of five retina-cells (ret), with adherent branched pigment cells (pig).

  • Those nearest to the lens are the corneagen cells of this more elaborated eye, and those between the original retinula cells and the corneagen cells become firm and transparent.

  • B represents an intermediate hypothetical form in which the cells beneath the lens are beginning to be superimposed as corneagen, vitrella and retinula, instead of standing side by side in horizontal series.

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Words Starting With

RRERET

Words Ending With

ALAULA

Unscrambles

retinula

Words Starting With R and Ending With A

Starts With R & Ends With AStarts With RE & Ends With AStarts With R & Ends With LA

Word Length

8 Letter Words8 Letter Words Starting With R8 Letter Words Ending With A