The crossword solution for the term 'Awakening from Sleep' is 'AROUSAL', which is a 7-letter word. AROUSAL is a physiological and psychological state of being awake or reactive to stimuli. It involves activation of the ascending reticular activating system in the brain, which mediates wakefulness, the autonomic nervous system, and the endocrine system. AROUSAL can also be described as the level of consciousness, alertness, and readiness to respond.