[hɪˈlarɪti], (Noun)

Definitions:
- extreme amusement, especially when expressed by laughter
(e.g: his incredulous expression was the cause of much hilarity)


Phrases:

Origin:
late Middle English (in the sense ‘cheerfulness’): from French hilarité, from Latin hilaritas ‘cheerfulness, merriment’, from hilaris (see hilarious)