when definition, meaning - what is when in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “when”

See all translations

when

adverb, conjunction uk   us   /wen/
A1 at what time; at the time at which: "I did tell you about it." "When? I don't remember." When are you going? When's the baby due? We'll go when you're ready. Tell me when to start. Ask him when he's next coming home. When do you expect to have the project completed (by)? She was only 20 when she had her first baby. He was quite shocked when I told him. I hate it when there's no one in the office. I went there when I was a child. I was just getting into the bath when the phone rang.
More examples
Grammar

when

when

conjunction uk   us   /wen/

when conjunction (CONSIDERING THAT)

B2 considering the fact that: How can you say you don't like something when you've never even tried it! You can't complain of being lonely when you don't make any effort to meet people. Why is she training to be a teacher when she doesn't even like children? I don't suppose I can really call myself a vegetarian when I eat fish.
More examples

when conjunction (ALTHOUGH)

B2 despite the fact that: He says he hasn't got any money when in fact he's got thousands of dollars in his account. I don't understand how he can say that everything's fine when it's so obvious that it's not.
More examples
Translations of “when”
in Arabic مَتى…
in Korean 언제…
in Malaysian sedangkan…
in French alors que…
in Turkish ne zaman…
in Italian quando…
in Chinese (Traditional) 甚麼時候,何時…
in Russian когда?…
in Polish kiedy…
in Vietnamese mặc dù…
in Spanish si…
in Portuguese quando…
in Thai แม้ว่า…
in German wenn…
in Catalan quan…
in Japanese いつ…
in Indonesian padahal…
in Chinese (Simplified) 什么时候,何时…
(Definition of when from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of when?
Add Cambridge dictionaries to your browser to your website

Definitions of “when” in other dictionaries

Word of the Day

paradox

a situation or statement that seems impossible or is difficult to understand because it contains two opposite facts or characteristics

Word of the Day

What’s All The Commotion About? (Words to describe sounds)

by Kate Woodford,
May 20, 2015
​​​ In this post we look at a range of words and phrases that we use to describe noise and the absence of noise. Starting with complete quiet, we sometimes use the noun hush to describe silence: A hush fell over the room as the bride walked in./There was a deathly hush (=complete

Read More 

plyscraper noun

May 18, 2015
a skyscraper made mainly from wood The development of engineered timber could herald a new era of eco-friendly ‘plyscrapers’. Christchurch welcomed its first multistorey timber structure this year, there are plans for Vancouver, and the talk is China could follow

Read More