imagination /ɪˌmæʤəˈneɪʃən/ noun
plural imaginations
plural imaginations
Learner's definition of IMAGINATION
: the ability to imagine things that are not real : the ability to form a picture in your mind of something that you have not seen or experienced
[noncount] : the ability to think of new things
[noncount] : something that only exists or happens in your mind

by any/no stretch of the imagination

see 2stretch

capture/catch someone's imagination

: to make someone very interested or excited

leave (something) to the imagination

: to not show or describe all of the parts or details of (something)