de lunatico inquirendo en · NOUN
Etymology
From Latin dē lūnāticō inquīrendō.
Meanings
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A legal document inquiring about the sanity of an individual.
But, unless the fact is withheld by the reporters out of delicacy, the ladies who have lectured on Bloomerism are not mad—not, at least, in the de lunatico inquirendo sense of the term.
1851, Blackwood's Lady's Magazine and Gazette of the Fashionable World, or St. James's Court Register and Advertiser, for Town and Country. Of the Belles Lettres, Music, Fine Arts, Drama, Fashions, &c., volume 31, page 185: