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underestimate - definition and synonyms


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verb [transitive] underestimate pronunciation in American English /ˌʌndərˈestɪˌmeɪt/
Word Forms
present tense
present participleunderestimating
past tenseunderestimated
past participleunderestimated

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  1. 1
    to think that someone has less power or ability than they really have
    Their big mistake was to underestimate their opponents’ skill in handling the news media.
  2. 2
    to think or guess that something is smaller, less important, etc. than it really is
    We have seriously underestimated the cost of this trip.

derived word


 underestimate pronunciation in American English /ˌʌndərˌestɪˈmeɪʃ(ə)n/ noun [countable/uncountable]
Word Forms


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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