VocabDictionary

night-night

/ˈnaɪt.naɪt/beginner Level

English Meaning & Definitions

1.interjection

A playful, informal, or affectionate way of saying 'goodnight,' typically used by or to children.

Example Sentences:
  • Give Grandma a kiss and say night-night before you head upstairs.
  • The toddler waved at the moon and whispered, 'Night-night, moon.'
Share & Learn With Friends

Share “night-night” with study groups, classmates, or on your social channels.

English Synonyms & Near Equivalents

English Antonyms & Opposites

Comprehensive Thesaurus Breakdown

Compare formal, informal, literary synonyms and register nuances for “night-night”.

Thesaurus Entry
Cultural Origin & Etymology

A reduplicated form of the word 'night,' originating in the late 19th century as nursery language. Reduplication is a common linguistic process in child-directed speech (baby talk) used to simplify phonology and create a soothing, rhythmic quality for young children.

Memory Aid & Mnemonic

Think of a parent tucking a child into bed and saying 'night-night' twice to ensure they are ready for sleep.

Frequently Asked Questions About “night-night

1. What is the meaning of “night-night” in English?

In English, night-night (interjection) is defined as: “A playful, informal, or affectionate way of saying 'goodnight,' typically used by or to children.”.

2. How do you use “night-night” in a sentence?

Give Grandma a kiss and say night-night before you head upstairs.

3. What are English synonyms of “night-night”?

Common synonyms include:goodnight,sleep tight,nighty-night

4. What is the etymology and word origin of “night-night”?

A reduplicated form of the word 'night,' originating in the late 19th century as nursery language. Reduplication is a common linguistic process in child-directed speech (baby talk) used to simplify phonology and create a soothing, rhythmic quality for young children.