dome

1 of 2

noun

ˈdōm 

1

archaic : a stately building : mansion

2

: a large hemispherical roof or ceiling

3

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

4

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

5

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

6

: a roofed sports stadium

7

: a person's head

domal

ˈdō-məl 

adjective

dome

2 of 2

verb

domed; doming

transitive verb

1

: to cover with a dome

2

: to form into a dome

intransitive verb

: to swell upward or outward like a dome

Synonyms

Noun

• bean
• block [slang]
• head
• mazard [chiefly dialect]
• mazzard
• nob
• noddle
• noggin
• noodle
• nut [slang]
• pate
• poll

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

Don’t forget to soak up the stunning views from the Very Merry Vista dome observation cart before your time on this special train ride concludes. —Perri Ormont Blumberg Fox News, Fox News, 26 Dec. 2024

The award-winning, sustainable dome hotel offers all-inclusive programs which can include trekking the iconic W trail, tracking pumas or wild horses, or even practicing yoga in the shadow of the Paine Towers. —AFAR Media, 23 Dec. 2024

Verb

The team further suggests that doming smaller-scale tracks, like the half-mile Bristol Motor Speedway, could serve as a manageable prototype, estimating costs at $80 million. —Raja Krishnamoorthi, Newsweek, 16 Dec. 2024

The first issue was that continuous disks didn’t dome up high enough. —Ars Technica, 27 Dec. 2024

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

1513, in the meaning defined at sense 1

Verb

1876, in the meaning defined at transitive sense 1

Phrases Containing dome

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

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