"ˌ noun
Etymology: electr- + sleep (I)
: profound relaxation or a state of unconsciousness induced by the passage of a very low voltage electric current through the brain
"ˌ noun
Etymology: electr- + sleep (I)
: profound relaxation or a state of unconsciousness induced by the passage of a very low voltage electric current through the brain
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012