1. The act of estimating. Shak.

2. An opinion or judgment of the worth, extent, or quantity of anything, formed without using precise data; valuation; as, estimations of distance, magnitude, amount, or moral qualities. If he be poorer that thy estimation, then he shall present himself before the priest, and the priest, and the priest shall value him. Lev. xxvii. 8.

3. Favorable opinion; esteem; regard; honor. I shall have estimation among multitude, and honor with the elders. Wisdom viii. 10.

4. Supposition; conjecture. I speak not this in estimation, As what I think might be, but what I know. Shak.

Syn. — Estimate; calculation; computation; appraisement; esteem; honor; regard. See Estimate, n.

ESTIMATIVE
Es"ti*ma*tive, a. Etym: [Cf. F. estimatif.]

1. Inclined, or able, to estimate; serving for, or capable of being used in, estimating. We find in animals an estimative or judicial faculty. Sir M. Hale.

2. Pertaining to an estimate. [R.]

ESTIMATOR
Es"ti*ma`tor, n. Etym: [L. aestimator.]

Defn: One who estimates or values; a valuer. Jer. Taylor.