Bedeutung von “hysterical” im Essential American English Dictionary

hysterical

adjective us /hɪˈster·ɪ·kəl/

not able to control your behaviour because you are very frightened, angry, excited, etc.:

hysterical laughter
As soon as Wendy saw the blood, she became hysterical.

(Definition von “hysterical” aus dem Webster's Essential Mini Dictionary © Cambridge University Press)