underestimate

verb

un·​der·​es·​ti·​mate ˌən-dər-ˈe-stə-ˌmāt How to pronounce underestimate (audio)
underestimated; underestimating; underestimates
Synonyms of underestimatenext

transitive verb

1
: to estimate as being less than the actual size, quantity, or number
underestimated the cost
2
: to think of as being lower in ability, influence, or value than is accurate : underrate
Her talent has always been underestimated.
underestimate noun
underestimation noun

Examples of underestimate in a Sentence

The city underestimated the cost of the new building. The number of people in the crowd was underestimated by 5,000. Never underestimate the importance of a good education. Her talent has always been underestimated.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Retailers invest heavily in front-end capabilities while underestimating the complexity of data governance, quality and interoperability. Gary Drenik, Forbes.com, 20 Jan. 2026 Mercer's research shows that 62% of employees feel leaders underestimate AI's emotional and psychological impact. Sawdah Bhaimiya, CNBC, 20 Jan. 2026 Everyone underestimated me, except me and my family. Emily Kelleher, InStyle, 20 Jan. 2026 The finding adds a new species to the growing list of creatures that have been found to use external objects to achieve a goal and suggests that society has been underestimating the minds of farm animals. Kate Wong, Scientific American, 19 Jan. 2026 See All Example Sentences for underestimate

Word History

First Known Use

1792, in the meaning defined at sense 1

Time Traveler
The first known use of underestimate was in 1792

Browse Nearby Words

Cite this Entry

“Underestimate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underestimate. Accessed 28 Jan. 2026.

Kids Definition

underestimate

verb
un·​der·​es·​ti·​mate ˌən-də-ˈres-tə-ˌmāt How to pronounce underestimate (audio)
1
: to estimate as being less than the actual size, quantity, or number
underestimate the cost of a new building
2
: to place too low a value on : underrate
underestimate an opponent
underestimate noun
underestimation noun

More from Merriam-Webster on underestimate

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