- a polyphonic composition based upon one, two, or more themes, which are enunciated by several voices or parts in turn, subjected to contrapuntal treatment, and gradually built up into a complex form having somewhat distinct divisions or stages of development and a marked climax at the end.
- a period during which a person experiences loss of memory, often begins a new life, and, upon recovery, remembers nothing of the amnesic phase.
- a musical form consisting essentially of a theme repeated a fifth above or a fourth below the continuing first statement
- a dreamlike altered state of consciousness, lasting from a few hours to several days, during which a person loses his or her memory for his or her previous life and often wanders away from home
