\ ˈdōm \

Definition of dome 

(Entry 1 of 2)

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


domed; doming

Definition of dome (Entry 2 of 2)

transitive verb

1 : to cover with a dome

2 : to form into a dome

intransitive verb

: to swell upward or outward like a dome

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Other words from dome


domal \ˈdō-məl \ adjective

Synonyms for dome

Synonyms: Noun

bean, block [slang], head, noddle, noggin, noodle, pate, poll

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Examples of dome in a Sentence


the dome of the Capitol building The team's new stadium is a dome.

Recent Examples on the Web: Noun

The new proposal shifts many of The Golf Mecca facilities to the west side of the property where a driving range, miniature golf facility and indoor athletic dome are now located. Karen Berkowitz,, "New pitch for golf practice facility at Highland Park Country Club gets cool reception," 12 July 2018 Northern Algeria was under the influence of an extraordinarily intense heat dome or zone of high pressure aloft, when the high temperature occurred. Jason Samenow, Washington Post, "Africa may have witnessed its all-time hottest temperature Thursday: 124 degrees in Algeria," 6 July 2018 With Trick of the Hand: In Conversation with Artists Tristan Duke and Richard Tuohy; Pairings: Caffeine; explainer demonstrations; extended exhibition and tactile dome hours; cocktails. Chronicle Staff Report, San Francisco Chronicle, "Exhibits listings," 7 June 2018 Crowned with an opulent dome laden with 36,000 yellow, blue and green enameled French tiles, the Belle Époque theater was built in the late 19th century at the height of the city’s rubber boom. Samantha Pearson, WSJ, "World’s Strangest Opera House, Deep in the Jungle, Makes Unusual Pitch to Locals," 22 May 2018 The foundation plans to build a 35-foot-tall building with a flattened bronze dome topped with a crescent moon and a 75-foot-tall decorative minaret at 141st Street and Shelborne Road. Chris Sikich, Indianapolis Star, "Lawsuit: Brainard stacked the deck on Carmel mosque vote," 10 Apr. 2018 The original Michelangelo fresco from the 1500's can be seen on the dome at the Sistene Chapel, but Grande puts a new spin on the iconic image, cropping herself in as God. Connor Whittum, Billboard, "Ariana Grande's Epic 'God Is a Woman' Video, Decoded," 13 July 2018 Four days of cloudy skies meant the crew drained the reserve battery power that provides backup to the dome’s solar panels. Laura Yan, Popular Mechanics, "What Happens When a Mars Simulation Goes Awry?," 23 June 2018 YouTuber HaxDogma posits a fascinating theory: Westworld, and possibly the other Worlds, are housed in a massive dome, like the television set of The Truman Show. Meagan Fredette,, "This Westworld Theory Points Out A Major Connection To The Truman Show," 17 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dome.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of dome


1513, in the meaning defined at sense 1


1876, in the meaning defined at transitive sense 1

History and Etymology for dome


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

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Statistics for dome

Last Updated

11 Sep 2018

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Time Traveler for dome

The first known use of dome was in 1513

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More Definitions for dome



English Language Learners Definition of dome

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

: a structure that looks like the dome of a building

: a stadium that is covered by a roof


\ ˈdōm \

Kids Definition of dome

1 : a rounded top or roof that looks like half of a ball

2 : a rounded structure An igloo is a dome of ice.


\ ˈdōm \

Medical Definition of dome 

: a rounded-arch element in the wave tracing in an electroencephalogram the spike and dome pattern characteristic of absence seizures

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More from Merriam-Webster on dome

Thesaurus: All synonyms and antonyms for dome

Spanish Central: Translation of dome

Nglish: Translation of dome for Spanish Speakers

Britannica English: Translation of dome for Arabic Speakers Encyclopedia article about dome

Comments on dome

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