Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “approximation”

See all translations

approximation

noun [C] uk   /əˌprɒk.sɪˈmeɪ.ʃən/ us    /-ˌprɑːk-/ formal
a guess of a number that is not exact but that is close: Could you give me a rough approximation of how many people will be coming? What he said bore no approximation whatsoever to the truth (= was not at all like the truth).
Translations of “approximation”
in Korean 접근, 근사…
in Arabic تَقريبيّة…
in Portuguese aproximação, estimativa, avaliação…
in Catalan aproximació…
in Japanese 概算, およその量…
in Italian approssimazione…
in Chinese (Traditional) 粗略估計, 近似值…
in Chinese (Simplified) 粗略估计, 近似值:…
(Definition of approximation from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of approximation?
Add Cambridge dictionaries to your browser to your website

Definitions of “approximation” in other dictionaries

Word of the Day

christmassy

typical of Christmas, or happy because it is Christmas

Word of the Day

Cleavage proves divisive in Cambridge’s words of 2014

by Alastair Horne,
December 19, 2014
​​​​ Other dictionaries may choose faddish novelties as their words of the year, but here at Cambridge, we like to do something different. We look for the words that have seen sudden surges in searches over the course of the year – words that have been baffling users of English and driven them

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More