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 of mansion

• 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 costume mansion was first opened in the historic Howard House in 1974 by Dorothea Evangeline Chaussé, and originally sold antiques before expanding to sell toys, cards, and gifts. —Velvet Wu, Sacbee.com, 15 June 2026

Starting more than a decade ago, Griffin has spent four hundred and fifty million dollars to buy the land and level a few incumbent mansions, one of which was eighteen thousand square feet. —Gary Sernovitz, New Yorker, 15 June 2026

Of course, at this point, everyone involved with the royalty is doing their best to downplay it, and Andrew has been stripped of his titles and ordered to vacate his mansion at Royal Lodge. —Lizzie Lanuza, StyleCaster, 14 June 2026

Click here to see all the photos of the Miami Beach mansion. —Tori Latham, Robb Report, 14 June 2026

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