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descale

1 ENTRIES FOUND:
descale /diˈskeɪɫ/ verb
descales; descaled; descaling
descale
/diˈskeɪɫ/
verb
descales; descaled; descaling
Learner's definition of DESCALE
[+ object] British, technical
: to remove the hard white substance that forms on the inside of something (such as pipes or a boiler) that heats water除去(热水管道、锅炉等的)水垢

descale

verb

de·​scale (ˌ)dē-ˈskāl How to pronounce descale (audio)
descaled; descaling; descales

transitive verb

1
: to remove a coating, layer, or incrustation from : to free from scale (see scale entry 3 sense 3)
To descale the kettle, fill it with equal parts water and vinegar and let it soak for an hour before making sure it's been properly rinsed out. Sarra Gray
2
: to remove scales (see scale entry 3 sense 1a) from
You can, of course, ask the fishmonger to gut and descale the fish for you. Hugh Fearnley-Whittingstall

Word History

Etymology

de- + scale entry 3

First Known Use

1875, in the meaning defined at sense 2

Time Traveler
The first known use of descale was in 1875

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