somnambular


som·nam·bu·late

S0558800 (sŏm-năm′byə-lāt′)intr.v. som·nam·bu·lat·ed, som·nam·bu·lat·ing, som·nam·bu·lates To walk or perform another act while asleep or in a sleeplike condition.
som·nam′bu·lar (-lər) adj.som′nam·bu·la′tion n.

somnambular

(sɒmˈnæmbjʊlə) or

somnambulary

adj (Medicine) relating to sleep-walking