Sentence:  The general tenor of ideas in dreaming is the same as that with which the mind is occupied awake; and thus may be revealed, in dreams, the state of the mind, the secret hopes and wishes, the profoundly hidden thought, and often the circumstances of the dreamer. The knowledge of this fact, and its dextrous application, by an acute observer, with the credulous, compose the art of <WSD>oneiromancy</WSD>. 
Meaning of the word marked with <WSD> tags:  The interpretation of dreams.