Both Uses

hypnotize
in
Fahrenheit 451
(Edited)

But he knew his mouth had only moved to say hello, and then when she seemed hypnotized by the salamander on his arm and the phoenix-disc on his chest, he spoke again.
p. 4.1 *

hypnotized = so focused or fascinated that awareness of other surrounding things is lost
Montag heard the voices talking, talking, talking, giving, talking, weaving, reweaving their hypnotic web.
p. 14.9 *

hypnotic = so fascinating that awareness of other things is lost

Definitions:

(1) (hypnotize as in: hypnotized to try to remember)
to put someone into a state of hypnosis (a trance-like state of focused concentration and heightened suggestibility)

Hypnosis is a special, trance-like state of focused attention. A hypnotized person is often very relaxed and more willing than usual to accept and act on the hypnotist’s suggestions. Despite popular myths, hypnotized people don't lose control and won't do things against their core values.
(2) (hypnotize as in: hypnotized by her performance)
fascinate so much that awareness of other surrounding things is lost or too much trust is granted
(3) (meaning too rare to warrant focus)