night

US /naɪt/
UK /naɪt/
"night" picture
1.

the period of darkness in each twenty-four hours; the time from sunset to sunrise

:
The stars shine brightly at night.
We stayed up all night talking.
2.

the time from dusk to dawn, especially as a period of sleep

:
Good night, sleep tight!
He worked all night to finish the report.
1.

happening or done at night

:
The city has a vibrant night life.
They offer night classes for adults.