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

Not only that, but the biggest play of the game, in Reid’s estimation, was made by the kickoff-coverage team. — Blair Kerkhoff, Kansas City Star, 5 Oct. 2026

This is encouraging — trustworthy system should be able to pump the breaks and realize when data inputs are too unreliable to make accurate estimations. — Euan Ashley, STAT, 1 Oct. 2026

Note that this is an estimation; the Panthers replaced their team reps with a walkthrough, Canales said. — Alex Zietlow, Charlotte Observer, 30 Sep. 2026

In low-light pose estimation, the system is trying to recognize a familiar type of movement under unfamiliar environmental conditions. — Bo Wang, The Conversation, 28 Sep. 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