approximation

C2+ Topic:Cause, Change & Process

US /əˌprɑksɪˈmeɪʃən/ UK /əˌprɒksɪˈmeɪʃ(ə)n/ See IPA manual

Meanings

1

noun
a value or result that is close but not exact

Their estimate was only a rough approximation of the true cost.

Thesaurus

Etymology

From Latin approximationem, from approximare ('to come near'), from ad- ('to') and proximare ('to come near'), from proximus ('nearest'), superlative of prope ('near').

approximare Latin proximus Latin prope Latin

View etymology graph ->

Topics

Cause, Change & Process Word Formation & Derivatives

External links

# approximation

**Type:** Word
**Level:** C2+
**Part of speech:** noun
**IPA (US):** /əˌprɑksɪˈmeɪʃən/
**IPA (UK):** /əˌprɒksɪˈmeɪʃ(ə)n/

## Meanings
1. a value or result that is close but not exact

## Examples
- Their estimate was only a rough approximation of the true cost.

## Synonyms
- estimate
- estimation
- guess
- reckoning
- appraisal
- approach

## Antonyms
- exactness
- precision

## Related Forms
- approximate
- approximately
- proximity
- proximate

## Roots and Affixes
- Root: approximare
- Root: proximus
- Root: prope

## Etymology
From Latin approximationem, from approximare ('to come near'), from ad- ('to') and proximare ('to come near'), from proximus ('nearest'), superlative of prope ('near').

## AI Etymology
Approximation is from Latin approximationem, from approximare ('to come near'), from ad- ('to') and proximare ('to come near'), from proximus ('nearest'), superlative of prope ('near'). Important recorded forms include approximare (Latin), proximus (Latin), and prope (Latin). The current sense covers a value or result that is close but not exact. The wider family includes related words such as approximate, approximately, proximity, and proximate.

## Topics
- Cause, Change & Process
- Word Formation & Derivatives

markdown

approximation

Meanings

Thesaurus

Etymology

Topics

External links

Keyboard Shortcuts

General

Send feedback