interjection

goodnight

goodnight

Goodnight, sleep well.

Goodnight, sleep well.

She kissed her son goodnight.

She kissed her son goodnight.

((interjection)) used to say goodbye to someone at night. Goodnight, see you in the morning.

((a/the goodnight)) an act of saying goodnight. He gave her a quick goodnight.

Synonyms: night-night (informal); Antonyms: good morning

A combination of 'good' and 'night'.

Used before going to bed or when leaving someone at night. 'Good evening' is a greeting, while 'goodnight' is a farewell.

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