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
Greg Cote, Miami Herald, 16 Jan. 2025
In addition to tree houses, domes, and mirror cabins (tiny homes with floor-to-ceiling windows made of reflective glass), the property atop Whitwell Mountain now offers a spa.
—Lisa Cericola, Southern Living, 15 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
The dome atop Ford Field removes weather as a variable and makes this pick more cut-and-dried than the other three this weekend.
—Greg Cote, Miami Herald, 16 Jan. 2025
In addition to tree houses, domes, and mirror cabins (tiny homes with floor-to-ceiling windows made of reflective glass), the property atop Whitwell Mountain now offers a spa.
—Lisa Cericola, Southern Living, 15 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 29 Jan. 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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