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approximation

Pronunciation: [əˌprɒk.sɪˈmeɪ.ʃən]

Word

Learn how to use approximation in a sentence: 6 audio examples across 2 meanings.

Context: “mathematics”

(noun) an approximation is a number or value that is close to, but not exactly equal to, something. It's like trying to guess a number that is close enough for the situation, especially when you cannot get the exact number.

Example

The approximation of π (pi) is often taken as 3.14 for easier calculations.

Example

Using an approximation of 5 for 9 is not very accurate.

Example

What is the best approximation we can use for this problem?

Context: “general use”

(noun) an approximation can also refer to a rough idea or guess about something. It’s when you don’t know the exact details, but you have a good idea that isn’t too far off.

Example

His approximation of how much the trip would cost was surprisingly close to the final price.

Example

Her approximation of the time it would take to finish was way off.

Example

Can you make an approximation of how many people will come to the party?

How to pronounce approximation

Pronunciation: [əˌprɒk.sɪˈmeɪ.ʃən]

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