When — synonyms, definition

1. when (o)

at that moment at what time meanwhile while

2. when (Adverb)

once

when (Adverb) — As soon as. ex. "when we are home, we can rest"

when (Adverb) — At what time?. ex. "When are you coming home?"

when (Adverb) — In what situation. ex. "close the door when you're finished"

3. when (Conjunction)

when (Conjunction) — At the same time that. ex. "they were walking home when they were discussing the problem"

when (Conjunction) — Every time that. ex. "when I call you are always engaged"