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Wordabulary

approximation

Pronunciation
Noun B2 Upper-intermediate

Quick answer

An estimate or rough calculation that is close to the exact value but not perfectly precise.

"Three point one four is a common approximation for pi."

Synonyms and antonyms

Synonyms

Test yourself

Which word fits the gap? "Three point one four is a common _____ for pi."

Answer: approximation

In your own words, what does "approximation" mean?

An estimate or rough calculation that is close to the exact value but not perfectly precise.

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