English Dictionary

when

/ʍɛn/

conj

At (or as soon as) that time that; at the (or any and every) time that; if. / During the time that; at the time of the action of the following clause or participle phrase. / At what time; at which time.

I will call you when I get home.

意味（1）

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

Pavlov's dogs salivate when [i.e. at any and every time that] they hear a bell.

意味（2）

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

They dream when [i.e. during the time that] they sleep.

意味（3）

At what time; at which time.

I am here till Friday, when [i.e. at which time] I leave for Senegal.

意味（4）

Since; given the fact that; considering that.

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

意味（5）

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

You're picking at your scabs when you should be letting them heal.