Definitions from APA

Definitions from the American Psychological Association (2014):

Hypnosis: “A state of consciousness involving focused attention and reduced peripheral awareness characterized by an enhanced capacity for response to suggestion.”

Hypnotic induction: “A procedure designed to induce hypnosis.”

Hypnotherapy: “The use of hypnosis in the treatment of a medical or psychological disorder or concern.”

Hypnotizability: “An individual’s ability to experience suggested alterations in physiology, sensations, emotions, thoughts, or behaviour during hypnosis.”