ommatidium
Hello, you have come here looking for the meaning of the word ommatidium. In DICTIOUS you will not only get to know all the dictionary meanings for the word ommatidium, but we will also tell you about its etymology, its characteristics and you will know how to say ommatidium in singular and plural. Everything you need to know about the word ommatidium you have here. The definition of the word ommatidium will help you to be more precise and correct when speaking or writing your texts. Knowing the definition ofommatidium, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
From Ancient Greek ὀμματίδιον (ommatídion, “little eye”), equivalent to ὄμμα (ómma, stem ὄμματ-) + -idium.
Pronunciation
Noun
ommatidium (plural ommatidia)
- (zoology) One of the conical substructures which make up the eyes of invertebrates with compound eyes.
- 1996, Michael J. Roberts, Spiders of Britain and Northern Europe, Collins, published 1996, page 12:
- The ‘compound’ eyes of insects [...] are made up of large numbers of facets or ommatidia, and in this sense, our own eyes are ‘simple’.
Translations
substructure of the eye
Latin
Etymology
From Ancient Greek ὀμματίδιον (ommatídion), diminutive of ὄμμα (ómma, “eye”).
Pronunciation
- (Classical Latin) IPA(key): /om.maˈti.di.um/,
- (modern Italianate Ecclesiastical) IPA(key): /om.maˈti.di.um/,
Noun
ommatidium n (genitive ommatidiī or ommatidī); second declension
Declension
Second-declension noun (neuter).
| singular | plural | |
|---|---|---|
| nominative | ommatidium | ommatidia |
| genitive | ommatidiī ommatidī1 |
ommatidiōrum |
| dative | ommatidiō | ommatidiīs |
| accusative | ommatidium | ommatidia |
| ablative | ommatidiō | ommatidiīs |
| vocative | ommatidium | ommatidia |
1Found in older Latin (until the Augustan Age).