[om-uh-tid-ee-uh m] /ˌɒm əˈtɪd i əm/

noun, plural ommatidia
[om-uh-tid-ee-uh] /ˌɒm əˈtɪd i ə/ (Show IPA). Zoology.
one of the radial elements composing a compound eye.
noun (pl) -tidia (-ˈtɪdɪə)
any of the numerous cone-shaped units that make up the compound eyes of some arthropods
Plural ommatidia
One of the tiny light-sensitive parts of the compound eye of insects and other arthropods. An ommatidium resembles a single simplified eye. See more at compound eye.


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