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"
the ability to form mental images of things or events; "he could still hear her in his imagination"
an additional ingredient that is added by mixing with the base; "the growing medium should be equal parts of sand and loam with an admixture of peat moss and cow manure"; "a large intermixture of sand"
the state of impairing the quality or reducing the value of something