̷ ̷ˈ ̷ ̷ ̷ ̷ˌlizəm noun
( -s )
Etymology: New Latin somnambulismus, from somnambul- + Latin -ismus -ism
1. : the action of walking or the performance of other motor acts while asleep and specifically when the actions are not recalled after waking
2. : an action performed while asleep