hysterical adj.
1 suffering from/caused by hysteria
VERBS be, feel, sound Emily realized that she sounded hysterical. | become, get Calm down, you're getting hysterical.
ADV. completely | almost, nearly By this time Mary was almost hysterical. | faintly, mildly, rather, slightly
2 very funny
VERBS be
ADV. absolutely, totally The whole episode was absolutely hysterical!
You can also check other dicts: hysterical (English, 中文解释 ), wordnet sense, Collins Definition