1. Lucid Dreams(n): A vivid dream in which a person is aware that he or she is dreaming, which can either be a (1) wake-induced lucid dream (WILD), when he or she transitions from an awake state directly into a dream state; or a (2) dream-induced lucid dream, when a normal dream becomes a lucid dream. 2. Lucid Dreams(n): A dream or nightmare in which a person becomes aware that he or she is dreaming.