somnambulism
som·nam·bu·lism
noun
1.
Origin
From French somnambulisme, from New Latin somnambulus, from Latin somnus (“sleep”) + ambulō (“to walk”), + -ism.
Related words
Word family
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.