Word family noun estimate estimation estimator overestimate ≠ underestimate adjective estimated verb estimate overestimate ≠ underestimate
From Longman Dictionary of Contemporary Englishestimationes‧ti‧ma‧tion /ˌestəˈmeɪʃən/ ●○○ AWL noun 1 [singular]THINK/HAVE THE OPINION THAT a judgment or opinion about someone or somethingin somebody’s estimation In your estimation, who’s going to win?go up/come down in somebody’s estimation (=be respected or admired more or less by someone)2 [countable] a calculation of the value, size, amount etc of something Estimations of total world sales are around the 50 million mark.Examples from the Corpus
estimation• Emphasis should be given to practical activities involving measurement and estimation.• I had not shone at school but I believed that I could do better than their lowly estimation of my capability.• He is a total genius, in my estimation.• They must be ascribed the status due to calculations which contain a large element of estimation.• Still, if it helped to restore his own estimation of himself, let him think otherwise.• To aid the estimation of moving costs, we will assume that each room is of average size.• The same explanatory variable set was used in the estimation.From Longman Business Dictionaryestimationes‧ti‧ma‧tion /ˌestəˈmeɪʃən/ noun [countable]1your opinion of the value, nature etc of someone or somethingHis skills and abilities make him, in my estimation, an ideal candidate for the board of governors.2a calculation of what the value, size, amount etc of something will probably beSYNESTIMATEThe agriculture department’s report contains estimations of higher pork production to come. 