Estimation | Mean of estimation in English Dictionary

/ˌɛstəˈmeɪʃən/

• Noun
• a judgment or opinion about something
1. My estimation of his films was never very high. [=I never thought his films were very good]
2. This is not, in my estimation, an efficient use of our resources.
3. She went down in her supporters' estimation after she voted against the plan.
• the act of judging the size, amount, cost, etc., of something
1. Planning the project requires careful cost estimation.
2. By his own estimation [=estimate] he had wrecked six different cars.
• a guess about the size, amount, cost, etc., of something
1. My estimation [=(more commonly) estimate] of the amount of materials we needed was wrong.