"estimation" in the noun sense
1. appraisal, estimate, estimation
a document appraising the value of something (as for insurance or taxation)
2. estimate, estimation
the respect with which a person is held
"they had a high estimation of his ability"
3. estimate, estimation, 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"
4. estimate, estimation
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"
Source: WordNet® (An amazing lexical database of English)
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