Jun 11, 2025 · If you want to send someone good wishes when parting ways at night or before going to sleep, good night is the standard spelling, whereas goodnight is an informal alternative.

Aug 20, 2022 · You can use either goodnight or good night when you’re saying farewell to someone at the end of the evening. Learn the difference between these two spellings.

Nov 9, 2025 · The meaning of GOOD NIGHT is —used to express good wishes in the evening especially when someone is leaving or going to sleep. How to use good night in a sentence.

Mar 2, 2021 · Oxford dictionaries recognize “goodnight” as a compound word, while Merriam-Webster doesn’t. We’ll take a closer look at all three of these functions and develop an …

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You say ' Goodnight ' to someone late in the evening before one of you goes home or goes to sleep.

It is good night, not goodnight in formal writing. The expression “good night” is two words (e.g., “Good night, Dad! I’m going to bed now”). However, “goodnight” (one word) is common in …

GOOD NIGHT definition: 1. said when people leave each other in the evening or before going to bed or to sleep: 2. said…. Learn more.

Jun 3, 2023 · In conclusion, “Goodnight” is usually used as an interjection or an informal way of saying farewell at night, whereas “Good Night” is typically used in more formal contexts to …

There are nine meanings listed in OED's entry for the word goodnight, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.