estimation

noun

es·​ti·​ma·​tion ˌe-stə-ˈmā-shən 

1

: judgment, opinion

a poor choice in my estimation

2

a

: the act of estimating something

b

: the value, amount, or size arrived at in an estimate

3

: esteem, honor

Synonyms of estimation

• assessment
• appraisal
• estimate
• evaluation
• appraisement

Examples of estimation in a Sentence

This is not, in my estimation, an efficient use of our resources.

She went down in her supporters' estimation after she voted against the plan.

Planning the project requires careful cost estimation.

Recent Examples on the Web

Treasury responded but did not address GAO's recommendation that the department develop a government-wide fraud estimation methodology. — Brett Rowland The Center Square, Arkansas Online, 5 July 2026

In Hruska’s estimation, some of the fireworks for sale at roadside stands are simply too powerful for amateur use. — Matthew Adams, Fort Worth Star-Telegram, 2 July 2026

According to an estimation from the governor’s office, about 40,000 low- to moderate-income Californians will receive down payment assistance through the measure, which was pulled from the ballot last minute in 2024. — Ben Paviour, Sacbee.com, 30 June 2026

Newsom and the analysts sometimes differ in their estimations. — CBS News, 30 June 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing estimation

• point estimation
• re-estimation
• rise in someone's estimation

Rhymes for estimation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation

Kids Definition

estimation

noun

es·​ti·​ma·​tion ˌes-tə-ˈmā-shən 

1

: judgment sense 3, opinion

2

: estimate entry 2 sense 3

3

: esteem entry 1