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ocellus
[ oh-sel-uhs ]
noun
plural ocelli
- a type of simple eye common to invertebrates, consisting of retinal cells, pigments, and nerve fibers.
- an eyelike spot, as on a peacock feather.
ocellus
/ ˈɒsɪˌleɪt; ˈɒsɪˌleɪtɪd; ɒˈsɛlə /
noun
- the simple eye of insects and some other invertebrates, consisting basically of light-sensitive cells
- any eyelike marking in animals, such as the eyespot on the tail feather of a peacock
- botany
- an enlarged discoloured cell in a leaf
- a swelling on the sporangium of certain fungi
ocellus
/ ō-ĕ′ə /
, Plural ocelli ō-ĕ′ī′
- A small, simple eye or eyespot, found in many invertebrates.
- A marking that resembles an eye, as on the wings of some butterflies.
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Derived Forms
- ˌdzˈپDz, noun
- ˈ, adjective
- ocellate, adjective
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yvlog History and Origins
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yvlog History and Origins
Origin of ocellus1
C19: via New Latin from Latin: small eye, from oculus eye
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Example Sentences
Examples have not been reviewed.
Some species also have three simple light-detecting eyes, called ocelli, to help them fly and navigate, in addition to the standard two compound eyes.
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The orange spots are ocelli, but toward the lower right they are starting to be clustered into structures that might be described as eyes.
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The worms have also evolved ocelli on their crown of feathery tentacles, which look like dustings of orange pollen.
From
They are thus able, like real ocelli, to track the sun.
From
Dragonflies also have three smaller eyes, called ocelli.
From
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