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
: to swell upward or outward like a dome
Synonyms
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
Kyle Feldscher, CNN, 4 Feb. 2025
The German composer’s works are brought to life by his band and an orchestra at Dubai’s Coca-Cola Arena, the Al Wasl Plaza dome at Expo City Dubai and other venues.
—Paul Grein, Billboard, 29 Jan. 2025
The Staff Of The Morning, New York Times, 9 Jan. 2025
There is also more space surrounding each muffin top, allowing room for the muffins to dome up and bloom into temptingly round muffin tops.
—Karla Walsh, Better Homes & Gardens, 6 Jan. 2025
See all Example Sentences for dome 
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Noun
Explosions of color all around the iconic dome that’s hosting its 11th edition of the Super Bowl – those New Orleans mainstays of purple, green and yellow – make up for the dimness.
—Kyle Feldscher, CNN, 4 Feb. 2025
The German composer’s works are brought to life by his band and an orchestra at Dubai’s Coca-Cola Arena, the Al Wasl Plaza dome at Expo City Dubai and other venues.
—Paul Grein, Billboard, 29 Jan. 2025
Verb
The flames are visible for miles down the city’s famous coastline, a half-moon crescent of sand that is usually domed by blue sky.
—The Staff Of The Morning, New York Times, 9 Jan. 2025
There is also more space surrounding each muffin top, allowing room for the muffins to dome up and bloom into temptingly round muffin tops.
—Karla Walsh, Better Homes & Gardens, 6 Jan. 2025
See all Example Sentences for dome
Dictionary Entries Near dome
Cite this Entry
“Dome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dome. Accessed 11 Feb. 2025.
Copy CitationKids Definition
dome
1 of 2 noun1
: 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
Medical Definition
dome
noun
: a rounded-arch element in the wave tracing in an electroencephalogram
the spike and dome pattern characteristic of absence seizures
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