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# discolouration

noun (discolouration, uncountable; a discolouration, discolourations)

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

## Everyday

1. A change in the usual colour of something, often to a worse colour. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#m1)
2. A spot or patch where the colour has changed, like a stain or a mark. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#m2)

### In the lessons

In UK, Irish, Australian and NZ writing, the same word as «discoloration»; used for stains on teeth, walls, fabric and leaves; often a sign of damage, mould or illness; phrases: «discolouration of the water», «slight discolouration».

### Examples

- There was a slight discolouration on the old photo. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#x1)
- The water came out with a brown discolouration. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#x2)
- Tea can cause discolouration of the teeth. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#x3)
- Damp left a grey discolouration on the wall. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#x4)
- The doctor looked at the discolouration on her skin. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#x5)
- Yellow discolouration on leaves can mean too much water. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#x6)
- Bleach caused discolouration on my jeans. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/D/discolouration/#x7)

### Note

UK spelling with «ou»; US spelling «discoloration». Same meaning. Verb: discolour; adjective: discoloured.

## On Mova

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