definition of
[estimation]

[1] #1 estimation n. [appraisal, estimate] a document appraising the value of something (as for insurance or taxation). wn

[2] #2 estimation n. [estimate] the respect with which a person is held; "they had a high estimation of his ability". wn

[3] #3 estimation n. [estimate, approximation, idea] an approximate calculation of quantity or degree or worth; "an estimate of what it would cost"; "a rough idea how long it would take". wn

[4] #4 estimation n. [estimate] a judgment of the qualities of something or somebody; "many factors are involved in any estimate of human life"; "in my estimation the boy is innocent". wn