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# doubler

«doubler» in Mova's school dictionary: **Something or someone that doubles an amount or size** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun (a doubler, doublers)

### meaning for a pupil

1) Something or someone that doubles an amount or size. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#m1)

2) (games and sport) A move or score that counts twice, or a player who scores twice. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#m2)

3) (horse racing, betting) A bet on two races where you only win if both win (usually called a «double»). [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#m3)

### sense in the lessons

Not a common word; used in maths puzzles for a machine or rule that doubles numbers, in board games and quizzes for bonus squares, and in technical talk for devices that double voltage or frequency; phrases: «score doubler», «a doubler question».

### examples

- In our function machine, the doubler turns 5 into 10. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#x1)
- The quiz had a doubler round where points counted twice. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#x2)
- Land on the doubler square and your coins double! [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#x3)
- The engineer built a voltage doubler. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#x4)
- If you put 7 into the doubler, what comes out? [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#x5)
- The doubler round helped our team win. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/D/doubler/#x6)

### note

Countable. In maths: a doubler multiplies by 2, so 3 → 6, 12 → 24; doing it twice multiplies by 4. Rare word; usually say «double» or «times two».

### Trees and pragmatics

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