Definition of: estimate

(es′tə·māt) v. ·mat·ed, ·mat·ing v.t.
1. To form an approximate opinion of (size, amount, number, etc.); calculate roughly.
2. To form an opinion about; judge, as character.
—v.t.
3. To make or submit an estimate. See synonyms under APPRECIATE, CALCULATE, ESTEEM.
—noun (es′tə·mit)
1. A valuation based on opinion or roughly made from imperfect or incomplete data; a calculation not professedly exact; appraisement; also, a statement, as by a builder, in regard to the cost of certain work.
2. Carefully weighed judgment; formal opinion: an estimate of a person's character. [<L aestimatus, pp. of aestimare value]
—es′ti·ma′tive adjective
—es′ti·ma′tor noun
—es′ti·ma·to′ry (-mə·tôr′ē, -tō′rē) adjective