definition of
imagination

[1] #1 imagination n. [imaginativeness, vision] the formation of a mental image of something that is not perceived as real and is not present to the senses; "popular imagination created a world of demons"; "imagination reveals what the world could be". wn

[2] #2 imagination n. [imaging, imagery, mental imagery] the ability to form mental images of things or events; "he could still hear her in his imagination". wn

[3] #3 imagination n. [resource, resourcefulness] the ability to deal resourcefully with unusual problems; "a man of resource". wn