Meaning of “imagine” - Learner’s Dictionary

imagine

verb [ T ] us uk /ɪˈmædʒɪn/
CREATE

B1 to create an idea or picture of something in your mind:

[ + doing sth ] Imagine being able to travel in space.
[ + question word ] You can imagine how pleased I was when the letter arrived.

More examples

  • I can't imagine living with him.
  • I can just imagine myself lying on a beach all day.
  • She imagined herself in his arms.
  • Imagine how you'd feel if it happened to you.
  • I often used to imagine myself living there.
BELIEVE

B2 to believe that something is probably true:

I imagine he must be under a lot of pressure at the moment.
NOT REAL

B1 to think that you hear or see something that does not really exist:

I can't hear anything - you must be imagining it.

(Definition of “imagine” from the Cambridge Learner’s Dictionary © Cambridge University Press)