Dreams
1 A series of images, ideas, emotions, and sensations occurring involuntarily in the mind during certain stages of sleep.
2 A daydream; a reverie
3 A state of abstraction; a trance
4 A wild fancy or hope.
5 A condition or achievement that is longed for; an aspiration or ambition
Visions
1 Supernatural appearance that conveys a revelation (something seen in a dream, trance, or ecstasy): unusual discernment or foresight
2 manifestation to the senses of something immaterial
3 mystical awareness of the supernatural
Interpretation Sites
http://www.dreammoods.com/
Books
"Concious Dreaming" By Robert Moss
