He identified the pathways that regulated wakefulness and sleep onset by studying the parts of the brain that were affected by the disease and the consequences it had on the circadian rhythm.
jeopardize definition, meaning, what is jeopardize: to put something such as a plan or system in danger of being harmed or damaged: . Learn more.
Jeez is defined as an expression used to show annoyance or surprise. When someone keeps waking you up by coming into your room, this is an example of when you might feel annoyed and use the expression jeez to express your annoyance. Slang used variously to express surprise, anger, annoyance, etc. Origin of jeez.