brainsick
adjective
brain·sick
ˈbrān-ˌsik 
1
: mentally disordered
Good Lord, what madness rules in brainsick men, / When for so slight and frivolous a cause / Such factious emulations shall arise!—
William Shakespeare
William Shakespeare2
: arising from mental disorder
a brainsick frenzy
brainsickly
adverb
Examples of brainsick in a Sentence
today he is regarded as a brainsick genius who produced some of the greatest paintings in the history of art
Recent Examples on the Web
Lawgivers have wrestled since biblical times with the issues of whether and when brainsick people are morally responsible for bad acts.
—Paul Duggan, Washington Post, 4 Sep. 2019
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Paul Duggan, Washington Post, 4 Sep. 2019
Cite this Entry
“Brainsick.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/brainsick. Accessed 3 Nov. 2025.
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