Meaning & use
guesstimation
Last updated
An informal estimate made by combining guesswork with some available information, rather than precise calculation.
See it in a sentence
Without exact measurements, the contractor's cost was really just a guesstimation.
Her guesstimation of the crowd size turned out to be surprisingly accurate.
A note on using this word
A blend of "guess" and "estimation," this informal word has become common enough in business and casual speech to appear in many modern dictionaries.
Words with a similar meaning
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
calculation
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