[Elamur Dictionary](https://md.dictionary.elamur.ai/free/en/) · [this page in HTML](https://dictionary.elamur.ai/free/en/english/complementary/)

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# complementary

adjective (complementary)

«complementary» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

1. Going well together and making each other better or complete. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#m1)
2. (maths) Complementary angles add up to 90 degrees. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#m2)
3. (art) Complementary colours are opposite each other on the colour wheel, like red and green. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#m3)
4. Complementary medicine is treatment used alongside normal medicine. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#m4)

### In the lessons

In maths lessons, if one angle is 30°, its complementary angle is 60°. In art, complementary colours make each other stand out. In everyday life, two friends with complementary skills make a good team.

### Examples

- Angles of 40° and 50° are complementary. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#x1)
- Blue and orange are complementary colours. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#x2)
- Their skills are complementary: one draws, one writes. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#x3)
- Find the complementary angle to 25°. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#x4)
- Complementary colours look bright side by side. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#x5)
- Salt and pepper are complementary flavours. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/#x6)

### Note

Trap: «complementary» (completing) is different from «complimentary» (praising, or free of charge). In maths, complementary angles add to 90°; supplementary angles add to 180°.

## On Mova

- [Trees and pragmatics of «complementary» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/C/complementary/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«complementary» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/complementary.html) on Mova free.