\ ˈdōm How to pronounce dome (audio) \

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 How to pronounce domal (audio) \ adjective

Synonyms for dome

Synonyms: Noun

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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 Brethold said, referring to the heated, transparent domes that allow alfresco socializing to survive a Chicago winter. Lori Rackl,, "Hotel Zachary opens ‘glamp’ site on its terrace, with hot toddies, a hygge vibe and views of Wrigley," 22 Nov. 2019 The new MacBook Pro's keyboard also uses a rubber dome, a common keyboard feature, that makes keys more responsive when uses type. Don Reisinger, Fortune, "With New 16-Inch MacBook Pro, Apple Wants Consumers to Forget About Its Keyboard Woes. Will They?," 13 Nov. 2019 Argyroneta aquatic spiders, for instance, can create an underwater web, shaped like a dome, by filling it with air with their superhydrophobic legs and abdomens. Courtney Linder, Popular Mechanics, "Unsinkable Metal Could Lead to Unsinkable Ships. Now Where Have We Heard That Before?," 7 Nov. 2019 In Arizona, a veteran scientist and his assistant establish a research base in a geodesic dome, next to a cluster of ant structures three times their height. Elizabeth Horkley, Quartz, "Our obsession with insects in horror films says a lot about our fear of destroying the planet," 30 Oct. 2019 Build bottle rockets, a gumdrop dome, balloon cars, fluffy slime, chocolate asphalt, marker robots and more. Jennifer Boehm,, "Weekend fun with the kids: Last chance for Halloween, Boatshow and ‘Coco’ with live orchestra," 30 Oct. 2019 The 824,000-square-foot structure, with a three-level atrium and a 120-foot diameter glass dome, replaces the existing Stanford hospital, which is not compliant with statewide earthquake codes. New York Times, "Bulletin Board," 10 Oct. 2019 On Saturday night, Notre Dame marched into Sanford Stadium in Athens, Ga., golden domes gleaming under the lights, and stood its ground against Georgia. Los Angeles Times, "With Georgia’s win over Notre Dame, college football’s top tiers remain SEC-heavy," 22 Sep. 2019 The Chernobyl reactor also lacked important safety features, like containment domes, common to all US reactors. Katie Tubb For Cnn Business Perspectives, CNN, "Nuclear power is essential to solving the world's energy problems," 16 Sep. 2019

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

4 Dec 2019

Cite this Entry

“Dome.” The Dictionary, Merriam-Webster Inc., Accessed 15 December 2019.

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More Definitions for dome


How to pronounce dome (audio)

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 How to pronounce dome (audio) \

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 How to pronounce dome (audio) \

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

What made you want to look up dome? Please tell us where you read or heard it (including the quote, if possible).


delight or enjoyment

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