brain·​ish ˈbrā-nish How to pronounce brainish (audio)
: impetuous, hotheaded
and in this brainish apprehension kills the unseen good old manWilliam Shakespeare

Word History

First Known Use

1530, in the meaning defined above

Time Traveler
The first known use of brainish was in 1530

Dictionary Entries Near brainish

Cite this Entry

“Brainish.” Dictionary, Merriam-Webster, Accessed 8 Dec. 2023.

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