Defn: One who is versed in hypnology.
HYPNOLOGY
Hyp*nol"o*gy, n. Etym: [Gr. -logy.]
Defn: A treatise on sleep; the doctrine of sleep.
HYPNOSCOPE
Hyp"no*scope, n. [Gr. + -scope.] (Physiol.)
Defn: An instrument for ascertaining the susceptibility of a person to hypnotic influences.
HYPNOSIS
Hyp*no"sis, n. Etym: [NL., fr. Gr. (Med.)
Defn: Supervention of sleep.
HYPNOTIC Hyp*not"ic, a. Etym: [Gr. somnus, and E. somnolent: cf. F. hypnotique.]
1. Having the quality of producing sleep; tending to produce sleep; soporific.
2. Of or pertaining to hypnotism; in a state of hypnotism; liable to hypnotism; as, a hypnotic condition.