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

• hacienda
• manor
• castle
• estate
• villa
• palace
• house
• manse
• housing

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

The mansion may look like a grand Victorian estate, but behind its ornate walls lurks something far darker. —Kirby Adams, Louisville Courier Journal, 17 Oct. 2025

The 14-bedroom mansion, built in 1990, borders the Los Angeles Country Club and is surrounded by greenery. —Giulia Carbonaro, MSNBC Newsweek, 17 Oct. 2025

The bar is said to have been gifted by Wayne to Ronald Reagan for the mansion, and remains with the property today, Coleman said. —David Caraccio, Sacbee.com, 17 Oct. 2025

Ranging from one-bedroom houses to nine-bedroom mansions, no two are the same. —Katie Lockhart, Travel + Leisure, 17 Oct. 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