mansion

noun

man·​sion ˈman(t)-shən 

1

a(1)

: a large imposing residence

(2)

: manor house

b

: a separate apartment or lodging in a large structure

2

a

: house sense 3b

b

: one of the 28 parts into which the moon's monthly course through the heavens is divided

3

a

archaic : dwelling, abode

b

obsolete : the act of remaining or dwelling : stay

Synonyms

• castle
• château
• estate
• hacienda
• hall
• manor
• manor house
• manse
• palace
• villa

Examples of mansion in a Sentence

a mansion with 10 bedrooms and an indoor swimming pool

if I ever win the lottery, I'm going to buy a mansion in the hills

Recent Examples on the Web

Ultimately, Jacob and Spencer set the mansion on fire to destroy any evidence of what happened there. —Monica Mercuri, Forbes.com, 6 Apr. 2025

When the Gilded Age architect Thomas Hastings put up the mansion, in 1914, it was conceived as a residence for the family as well as for the collection. —Adam Gopnik, New Yorker, 6 Apr. 2025

The former commander in chief has said before that exiting the executive mansion in 2017 helped strengthen his relationship with his spouse. —Judy Kurtz, The Hill, 4 Apr. 2025

Where to stay: Just south of town, the palatial mansion of La Posta Vecchia looks out over a private black-sand beach. —Naomi Tomky, AFAR Media, 3 Apr. 2025

Word History

Etymology

Middle English, from Anglo-French, from Latin mansion-, mansio, from manēre to remain, dwell; akin to Greek menein to remain

First Known Use

14th century, in the meaning defined at sense 3b

Rhymes for mansion

• scansion
• expansion

Kids Definition

mansion

noun

man·​sion ˈman-chən 

: a large impressive residence