brainchild.
A creation of one's brain; an original idea or innovation of a person or group of people, an organization, etc.
Meaning & usage
A creation of one's brain; an original idea or innovation of a person or group of people, an organization, etc.
The entire project was the brainchild of a small group of visionaries.
Where this word comes from
From brain + child.
To think up (an idea or innovation); to come up with.
Where this word comes from
From brain + child.
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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.