double
part of speech
verb (double, doubles, doubled, doubling); adjective; noun (a double, doubles)
meaning for a pupil
1) To double is to make or become two times as many or as much. tree →
2) Double as an adjective means two of the same, or twice the size: «a double bed», «double letters». tree →
3) A double is a person who looks just like someone else. tree →
4) In games, a double is two dice showing the same number. tree →
5) To be bent double means to be bent over tightly, folded in half at the middle. tree →
sense in the lessons
to make a count two times as big; doubles facts (6 + 6 = 12) help with adding; in spelling, double letters like «ll» in «ball»; phrases: «double up», «double-check», «double-decker»
examples
- Lily doubles her shells. tree →
- Tom had 6 cards, and then his cards doubled. tree →
- A double scoop has 2 scoops. tree →
- Double 8 is 16. tree →
- The number of rabbits doubled in a year. tree →
- «Apple» has a double p. tree →
- Please double-check your answers. tree →
- We rode on top of a double-decker bus in London. tree →
- She was very old and almost bent double. tree →
note
«A doubles her N» means she now has N × 2, so N more. Trap: «doubles» is × 2, not + 2. Doubling twice is × 4.
In the corpora
- A pill box with the days of the week helps someone see whether today's tablets have been taken and avoid a double dose.
- "Necessary" is spelled with one c and a double s.
- A stunt double is a trained stunt performer who stands in for an actor in the dangerous moments.
- In the string family bigger instruments play lower: from highest to lowest they are violin, viola, cello and double bass.
- Later breeders chose odd shapes too, such as bubble eyes and double tails.
Trees and pragmatics
Every meaning and example of «double» parsed by Mova, each sentence with its dependency tree and frames.