verb (used with or without object), mis·cal·cu·lat·ed, mis·cal·cu·lat·ing.

to calculate or judge incorrectly: to miscalculate the time required.

Origin of miscalculate

First recorded in 1690–1700; mis-1 + calculate
Related formsmis·cal·cu·la·tion, nounmis·cal·cu·la·tor, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for miscalculate

Contemporary Examples of miscalculate

  • And it might even cause Georgians to miscalculate American military support against Russia and foolishly provoke Moscow.

    The Daily Beast logo
    Obama's Latest Foreign Slip

    Leslie H. Gelb

    August 17, 2009

Historical Examples of miscalculate

British Dictionary definitions for miscalculate



(tr) to calculate wrongly
Derived Formsmiscalculation, nounmiscalculator, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for miscalculate

1705; from mis- (1) + calculate. Related: Miscalculated; miscalculating.

Online Etymology Dictionary, © 2010 Douglas Harper