when
/wɛn/
noun
- The time or occasion of something.
- The when of the event is still uncertain.
- Tell me the when and where of the meeting.
- We need to decide the when before we can plan the details.
adverb
- At what time; used to ask about the time of an event.
- When is your birthday?
- When did you arrive home?
- When does the movie start?
conjunction
- At or during the time that; while.
- When I was young, I lived in a small town.
- I always drink coffee when I read the newspaper.
- She was cooking dinner when the phone rang.
- After or as soon as; once.
- Call me when you get home.
- I'll finish the report when I have more time.
- When the rain stops, we can go outside.
- Although; even though (used to introduce a contrast).
- He keeps buying books when he has no space for them.
- Why do you complain when you have everything you need?
- She walks to work when she could easily drive.
pronoun
- What or which time (used in questions or relative clauses).
- From when does the sale begin?
- Until when is the library open?
- Since when have you been studying French?