If you are hypnotized by someone or something, you are so fascinated by them that you cannot think of anything else. He's hypnotized by that black hair and that white face Davey sat as if hypnotized by the sound of Nick's voice. = mesmerize
hyp·no·tize hypnotizes hypnotizing hypnotized in BRIT, also use hypnotise1. If someone hypnotizes you, they put you into a state in which you seem to be asleep but can still see, hear, or respond to things said to you. A hypnotherapist will hypnotize you and will stop you from smoking