nightgown

noun

night·​gown ˈnīt-ˌgau̇n 

1

archaic : dressing gown

2

: a loose garment for wear in bed

Synonyms of nightgown

• gown
• pajamas

Examples of nightgown in a Sentence

decided to buy a flannel nightgown instead of pajamas

Recent Examples on the Web

Here are the differences between a nightgown and a muumuu—or more accurately, muumuu. — Brandee Gruener, Southern Living, 18 Sep. 2026

As blood soaks her nightgown, Lizzie calmly observes the scene of the crime. — Aramide Tinubu, Variety, 17 Sep. 2026

Hailey embraced her signature clean girl aesthetic in a tiny white sleeveless nightgown for the steamy photoshoot, which was captured by the couple themselves. — Lara Walsh, InStyle, 7 Sep. 2026

From perfectly bridal pajama sets to sweet robes to delicate nightgowns both long and short, here are 24 options to consider. — Lea Donenberg, Vogue, 18 Aug. 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for nightgown

• adown
• blowdown
• breakdown
• countdown
• crackdown
• crosstown
• downtown
• drawdown
• dropdown
• facedown
• godown
• hometown

Kids Definition

nightgown

noun

night·​gown -ˌgau̇n 

: a long loose garment worn in bed