underestimate

[verb uhn-der-es-tuh-meyt; noun uhn-der-es-tuh-mit, -meyt]
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verb (used without object), un·der·es·ti·mat·ed, un·der·es·ti·mat·ing.
  1. to make an estimate lower than that which would be correct.
noun
  1. an estimate that is too low.

Origin of underestimate

First recorded in 1805–15; under- + estimate
Related formsun·der·es·ti·ma·tion, noun

Synonyms for underestimate

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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


Examples from the Web for underestimation

Historical Examples of underestimation


British Dictionary definitions for underestimation

underestimate

verb (tr)
  1. to make too low an estimate ofhe underestimated the cost
  2. to think insufficiently highly ofto underestimate a person
noun (ˌʌndərˈɛstɪmɪt)
  1. too low an estimate
Derived Formsunderestimation, noun

usage

Underestimate is sometimes wrongly used where overestimate is meant: the importance of his work cannot be overestimated (not cannot be underestimated)
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 underestimation

underestimate

v.

1812, "to estimate at too low an amount," from under + estimate (v.). Meaning "to rank too low, undervalue" is recorded from 1850. Related: Underestimated; underestimating.

Online Etymology Dictionary, © 2010 Douglas Harper