ingenious.
Of a person, displaying genius, ingenuity or brilliance; inventive.
Meaning & usage
Of a person, displaying genius, ingenuity or brilliance; inventive.
This fellow is ingenious; he fixed a problem I didn’t even know I had.
Of a thing, characterized by genius; cleverly contrived or done.
That is an ingenious model of the atom.
Showing originality or sagacity; characterized by ingenuity; witty.
He sent me an ingenious reply to an email.
Where this word comes from
Borrowed from Middle French ingénieux, from Old French engenious, from Latin ingeniōsus (“endowed with good natural capacity, gifted with genius”), from ingenium (“innate or natural quality, natural capacity, genius”), from in- (“in”) + gignere (“to produce”), Old Latin genere. See also engine.
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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.