dome

1 of 2

noun

ˈdōm 

1

: a large hemispherical roof or ceiling

2

archaic : a stately building : mansion

3

: a natural formation or structure that resembles the dome or cupola of a building

4

: a roofed sports stadium

5

: a person's head

6

: a form of crystal composed of planes parallel to a lateral axis that meet above in a horizontal edge like a roof

7

: an upward fold in rock whose sides dip uniformly in all directions

domal

ˈdō-məl 

adjective

dome

2 of 2

verb

domed; doming

transitive verb

1

: to form into a dome

2

: to cover with a dome

intransitive verb

: to swell upward or outward like a dome

Synonyms of dome

Noun

• head
• skull

Examples of dome in a Sentence

Noun

the dome of the Capitol building

The team's new stadium is a dome.

Recent Examples on the Web

Noun

The interior is like a step into Italy, with tall arches, a dome ceiling from old cathedrals and a mosaic fountain on the back bar, all surrounded by bronze sculptures. — Jenn Rice, Forbes.com, 20 Aug. 2026

Somebody had taken a cosmic needle and poked holes in the dome so that the light could filter in. — Literary Hub, 19 Aug. 2026

Verb

The Chiefs on Wednesday released the initial designs for the $3 billion, domed stadium that the team hopes to have ready for use by the 2031 season. — Sofi Zeman july 24, Kansas City Star, 24 July 2026

Head to Los Rios Rancho for seasonal pick-your-own experiences and have a slice of pie at Apple Annie’s—giant and domed like a mountain itself, Apple Annie’s signature pie could feed a dozen diners. — Chelsee Lowe, Travel + Leisure, 1 July 2026

Word History

Etymology

Noun

French, Italian, & Latin; French dôme dome, cathedral, from Italian duomo cathedral, from Medieval Latin domus church, from Latin, house; akin to Greek domos house, Sanskrit dam

First Known Use

Noun

1553, in the meaning defined at sense 2

Verb

1876, in the meaning defined at transitive sense 2

Phrases Containing dome

• double-dome
• heat dome
• onion dome
• pleasure dome
• salt dome

Rhymes for dome

• brome
• chrome
• comb
• combe
• crome
• foam
• gnome
• holm
• loam
• roam
• tome
• acrosome

Kids Definition

dome

1 of 2 noun

ˈdōm 

1

: a large rounded roof or ceiling shaped like half of a ball

2

: a structure or natural formation that resembles the dome of a building

rock domes

3

: a roofed sports stadium

dome

2 of 2 verb

domed; doming

1

: to cover with or as if with a dome

2

: to form into or swell upward or outward like a dome

Etymology

Noun

from French dôme "mansion, cathedral" and Italian duomo "cathedral" and Latin domus "church," from earlier Latin domus "house" — related to domestic, domicile

Medical Definition

dome

noun

ˈdōm 

: a rounded-arch element in the wave tracing in an electroencephalogram

the spike and dome pattern characteristic of absence seizures