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1. An error or fault resulting from defective judgment, deficient knowledge, or carelessness.
2. A misconception or misunderstanding.
v. mis·took (mĭ-sto͝ok′), mis·tak·en (mĭ-stā′kən), mis·tak·ing, mis·takes
1. To understand wrongly; misinterpret: mistook my politeness for friendliness.
2. To recognize or identify incorrectly: He mistook her for her sister.
To make a mistake; err.

[From Middle English mistaken, to misunderstand, from Old Norse mistaka, to take in error : mis-, wrongly; see mei- in Indo-European roots + taka, to take.]

mis·tak′er n.
References in periodicals archive ?
AN unplanned baby is usually loved like any other - but one boy was once named Mistaker.
There was even a A BABY - possibly unplanned by his parents - was saddled with the name Mistaker, according to British birth registrations.
B; "Monarke of a little Molehill" (SP C) and "king of a mole-hill" (Breton, A Merrie Dialogue betwixt the Taker and Mistaker [1603], 17-18); "the eye of understanding" (SP B2v, C2) and "the Eie of Understanding" (Breton, Characters upon Essaies [1615], "Wisdome," Grosart, 2:9); "a kinde of heaven upon earth" (SP C2) and "She makes a Heaven upon Earth" (Breton, Characters upon Essaies [1615], "Wisdome," Grosart, 2:5); "sweet companions" (SP C2) and "sweet Companions" (Breton, Crossing of Proverbs, Part II [1616], Grosart, 2:8); "to make a hell upon earth" (SP B4) and "to make a Hell upon Earth" (Breton, Conceyted Letters, Newly Layde Open [1618], sig.