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LATIN · A WORD WITH POSSIBILITIES

nonagenarius.

ninety

12 characters5 syllables approx.Latina language

Meaning & usage

adj[noː.naː.ɡeːˈnaː.ri.ʊs]Classical-Latin[no.na.d͡ʒeˈnaː.ri.us]

  1. ninety

    adjective · declension-1 · declension-2 · relational

  2. ninety-year-old

    adjective · declension-1 · declension-2
Where this word comes from

From nōnāgēnus (“ninety each”) + -ārius (“-ary”), from nōnāginta (“nine tens, 90”).

noun[noː.naː.ɡeːˈnaː.ri.ʊs]Classical-Latin[no.na.d͡ʒeˈnaː.ri.us]

  1. A nonagenarian, a 90-year-old.

  2. A square or quadrature: a rising at 90 degrees from the position of another heavenly body, particularly the sun.

Where this word comes from

From nōnāgēnus (“ninety each”) + -ārius (“-ary”), from nōnāginta (“nine tens, 90”).

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.