a lucid dream
is a dream in which the dreamer becomes aware
that he or she is dreaming
without waking up from the dream. It is possible to have a lucid dream spontaneously, but most people need to understand a few things in order to get lucid, and take advantage of the situation. There are a lot of things you can experience in a lucid dream. It is possible to have vivid, profound and exhilarating experiences and recall them with clarity.