Som*nam"bu*lism (?), n. [Cf. F. somnambulisme. See Somnambulation.] A condition of the nervous system in which an individual during sleep performs actions appropriate to the waking state; a state of sleep in which some of the senses and voluntary powers are partially awake; noctambulism.

Som*nam"bu*lism (?), n. [Cf. F. somnambulisme. See Somnambulation.] A condition of the nervous system in which an individual during sleep performs actions appropriate to the waking state; a state of sleep in which some of the senses and voluntary powers are partially awake; noctambulism.