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Definition of estimation

estimation

/ˌɛstɪˈmeɪʃən/
es · ti · ma · tion

Plural:estimations
•
Adjective:estimational
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estimation Lexical Profile

estimation Game Scores & Validity

• noun

1

A rough or approximate calculation of the value, number, quantity, or extent of something.

Example

"The engineer provided a careful estimation of the materials required to complete the bridge renovation."


2

A personal judgment, opinion, or assessment of the worth, character, or quality of someone or something.

Example

"In my estimation, the new curriculum offers a much better balance between theory and practical skill."


3

Respect, favorable regard, or high esteem held for a person or thing.

Example

"Her willingness to take responsibility for the mistake caused her to rise significantly in the committee's estimation."

Synonyms
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Antonyms
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Word Nuance & Usage

While 'estimate' and 'estimation' both refer to an approximate calculation, 'estimation' is strongly preferred when expressing a personal judgment, opinion, or level of regard (e.g., 'in my estimation' or 'rose in her estimation').

• Rhymes for estimation

Word Origin & Etymology

Borrowed in the late 14th century from Old French estimation, from Latin aestimationem ('a valuation, appraisal'), a noun of action from the verb aestimare ('to value, determine the price of, or appraise').

Cite this Entry


Wordmom. (2026). Definition of Estimation. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/estimation
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