Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “set in”

See all translations

set in

verb uk phrasal verb with set   /set/ ( present participle setting, past tense and past participle set) us  
When something unpleasant sets in, it begins and seems likely to continue in a serious way: This rain looks as if it has set in for the rest of the day. If you get bitten by a dog, you have to make sure the wound is properly cleaned, or an infection could set in. Despair seems to have set in among the team.
(Definition of set in from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of set in?
Add Cambridge dictionaries to your browser to your website

Definitions of “set in” in other dictionaries

Word of the Day

cold snap

a short period of cold weather

Word of the Day

Cleavage proves divisive in Cambridge’s words of 2014

by Alastair Horne,
December 19, 2014
​​​​ Other dictionaries may choose faddish novelties as their words of the year, but here at Cambridge, we like to do something different. We look for the words that have seen sudden surges in searches over the course of the year – words that have been baffling users of English and driven them

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More