twilight sleep

noun

Medicine/Medical.

1. a state of semiconsciousness, usually produced by hypodermic injections of scopolamine and morphine, used chiefly to effect relatively painless childbirth.

twilight sleep

noun

1. med a state of partial anaesthesia in which the patient retains a slight degree of consciousness

Word History and Origins

Origin of twilight sleep¹

First recorded in 1910–15