Portuguese · Numbers & Time
[/ˈnojtʃi/]
Night
The period from sunset to sunrise when the sky is dark.
O período entre o pôr do sol e o amanhecer.
Ela trabalha à noite.
She works at night.
'Noite' has its roots in the Latin 'Nox', which similarly means night; the word has undergone certain phonetic changes into modern Portuguese.
'Noite' is employed in both formal and informal contexts and is used frequently in spoken conversation as well as in writing.