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# estimation

«estimation» in Mova's school dictionary: **a careful guess of a number or amount, made without…** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun (estimation, estimations)

### meaning for a pupil

1) An estimation is a careful guess of a number or amount, made without counting or measuring exactly. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#m1)

2) Estimation is the skill or act of making such guesses. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#m2)

3) (formal) Your estimation of someone is your opinion of them: «She went up in my estimation». [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#m3)

### sense in the lessons

In maths, estimation means rounding numbers to check whether an answer is sensible, or guessing how many sweets are in a jar or how long a line is. In science, you estimate before measuring. In everyday life, «go up / down in someone's estimation» means they think better or worse of you. Phrases: «a rough estimation», «in my estimation», «go up in someone's estimation».

### examples

- My estimation was 50 sweets, and there were 47. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#x1)
- Use estimation to check your answer: 298 + 403 is about 700. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#x2)
- Estimation is useful when you don't have a ruler. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#x3)
- A rough estimation of the crowd was ten thousand people. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#x4)
- In my estimation, the film was too long. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#x5)
- He went up in my estimation when he helped the new boy. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#x6)
- Our estimation of the journey time was wrong because of traffic. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/#x7)

### note

In maths, an estimation is not the exact answer; the sign ≈ means «approximately». Round first (298 ≈ 300) and then calculate. «Estimate» (noun and verb) is more common: «make an estimate». Countable or uncountable.

### Trees and pragmatics

[Every meaning and example of «estimation» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/E/estimation/), each sentence with its dependency tree and frames.