when

A1
Pronunciation
/ʍɛn/
/wɛn/
/wɛn/
Noun
1 definition(s)
1 Definition

The time at which something happens.

Example Sentences
  • A good article will cover the who, the what, the when, the where, the why and the how.
Adverb
3 definition(s)
1 Definition

(interrogative) At what time? At which time? Upon which occasion or circumstance? Used to introduce direct or indirect questions about time.

Example Sentences
  • Do you know when they arrived?
2 Definition

At an earlier time and under different, usually less favorable, circumstances.

Example Sentences
  • He's mister high and mighty now, but I remember him when.
3 Definition

(relative) At which, on which, during which: often omitted or replaced with that.

Example Sentences
  • That was the day when the Twin Towers fell.
Conjunction
5 definition(s)
1 Definition

At (or as soon as) that time that; at the (or any and every) time that; if.

Example Sentences
  • A player wins when [as soon as, or at any time that, if] she has four cards of the same suit.
2 Definition

During the time that; at the time of the action of the following clause or participle phrase.

Example Sentences
  • Be careful when crossing the street.
3 Definition

At what time; at which time.

Example Sentences
  • I am here till Friday, when [i.e. at which time] I leave for Senegal.
4 Definition

Since; given the fact that; considering that.

Example Sentences
  • I don't see the point of putting up Christmas decorations when I am the only person who is going to see them.
5 Definition

Whereas; although; at the same time as; in spite of the fact that.

Example Sentences
  • He keeps changing things when the existing system works perfectly well.
Interjection
2 definition(s)
1 Definition

That's enough, a command to stop adding something, especially an ingredient of food or drink.

2 Definition

Expressing impatience. (Compare what.)

Pronoun
2 definition(s)
1 Definition

(interrogative) What time; which time.

Example Sentences
  • Since when do I need your permission?
2 Definition

The time that.

Example Sentences
  • I recall when they were called the Greys.