mistakenlyadv.
/mᵻˈsteɪk(ə)nli/, U.S. /məˈsteɪk(ə)nli/ In a mistaken manner; by mistake; under a misapprehension; erroneously.
ΘΚΠ
the mind > mental capacity > intelligibility > misinterpretation > [adverb]
beside (or wide of) the cushion1576
in (also under, upon) a mistake1622
mistakenly1660
misunderstandinglya1667
mistakably1844
misapprehendingly1862
misapprehensively1862
the mind > mental capacity > knowledge > conformity with what is known, truth > disregard for truth, falsehood > lack of truth, falsity > an error, mistake > [adverb]
adwolec1275
amissc1275
mislichec1275
out of the waya1450
erroneously1512
perperously1657
mistakenly1660
by (rarely from, in a) mistake1678
1660 Exact Accompt Trial Regicides 71 He was unhappily ingaged in that bloody business, I hope mistakenly.
1669 Ld. Orrery Parthenissa VI. iii. viii. 295 A Vow..manifested, [to] be mistakenly grounded.
1742 N. Dubois & G. Leoni tr. A. Palladio Antiq. Rome xx, in tr. A. Palladio Architecture (ed. 3) II. 71 A Portico (mistakenly called Piazza in England).
1759 O. Goldsmith Bee 20 Oct. 86 Animated with a strong passion, for the great virtues, as they are mistakenly called, and utterly forgetful of the ordinary ones.
1850 F. W. Robertson Lect. (1858) 69 It matters little whether it was rightly or mistakenly denied.
1881 G. Saintsbury Dryden 115 This was Amphitryon, which some critics have treated most mistakenly as a mere translation of Molière.
1931 A. U. Dilley Oriental Rugs & Carpets Pl. 20 (caption) Kerman, Southeast Persia (mistakenly called Kermanshah).
1988 M. Gardiner Scatter of Memories 172 She took it into her head—mistakenly, as I thought—to brush up her tennis.
This entry has been updated (OED Third Edition, June 2002; most recently modified version published online March 2022).
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adv.1660