discolour
verb /dɪsˈkʌlə(r)/
/dɪsˈkʌlər/
(US English discolor)
[intransitive, transitive]Verb Forms
| present simple I / you / we / they discolour | /dɪsˈkʌlə(r)/ /dɪsˈkʌlər/ |
| he / she / it discolours | /dɪsˈkʌləz/ /dɪsˈkʌlərz/ |
| past simple discoloured | /dɪsˈkʌləd/ /dɪsˈkʌlərd/ |
| past participle discoloured | /dɪsˈkʌləd/ /dɪsˈkʌlərd/ |
| -ing form discolouring | /dɪsˈkʌlərɪŋ/ /dɪsˈkʌlərɪŋ/ |
- to change colour, or to make the colour of something change, in a way that makes it look less attractive
- Plastic tends to discolour with age.
- discolour something The pipes were beginning to rust, discolouring the water.
Word Originlate Middle English: from Old French descolorer or medieval Latin discolorare, from des-, dis- (expressing reversal) + Latin colorare ‘to colour’.