decay Definition in Cambridge British English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of "decay" - British English Dictionary

See all translations

decayverb [I or T]

uk   us   /dɪˈkeɪ/
B2 to (cause something to) become gradually damaged, worse, or less: Sugar makes your teeth decay. The role of the extended family has been decaying for some time. Pollution has decayed the surface of the stonework on the front of the cathedral. the smell of decaying meat
More examples

decaynoun [U]

uk   us   /dɪˈkeɪ/
C2 the process of decaying: environmental/industrial/moral/urban decay dental/tooth decay The buildings had started to fall into decay. This industry has been in decay for some time.
More examples
(Definition of decay from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of decay?
Add Cambridge dictionaries to your browser to your website

More meanings of “decay”

Definitions of “decay” in other dictionaries

Word of the Day
child benefit

money received regularly by families from the government to help pay for the costs of taking care of children

Word of the Day

Are you a glass-half-full person? (Everyday Idioms)
Are you a glass-half-full person? (Everyday Idioms)
by Kate Woodford,
July 29, 2015
A reader of this blog recently asked for a post on idioms that are used in everyday English. This seemed like a reasonable request. After all, if you are going to make the effort to learn a set of English idioms, you want those idioms to be useful. The question, then, was

Read More 

responsible luxury noun
responsible luxury noun
August 03, 2015
high-end, green tourism and hospitality Jumeirah’s ‘responsible luxury’ approach is an example of a sustainable travel experience – future guests will enjoy the environment as much as today’s.

Read More