somnambulation
nounEtymology From Latin somnus (“sleep”) + ambulatio (“a walking about”), from ambulare (“to walk”). See somnolent, amble.
1
Rare The phenomenon of sleepwalking.
- He is known for his somnambulation, as well as his vivid sleep-talking.
2
Rare An instance of sleepwalking.
- He broke his arm on one of his many somnambulations.