dome

1. (architecture) A structural element resembling the hollow upper half of a sphere.Examples: "geodesic dome"Synonyms: cupola

2. (by extension) Anything shaped like an upset bowl, often used as a cover.Examples: "a cake dome"; "lava dome"; "The heatwave, caused by what meteorologists described as a dome of high pressure, extends from California up through areas in Canada’s Arctic territories and was worsened by the human-caused climate crisis."broadly

3. (informal) A person's head.Examples: "Was he in trouble, half a ton of rubble landed on the top of his dome."; "Trapping ain't dead, the nitty still clucking and ringing my phone Chilling with bro, talking ’bout money, dough to the dome"; "I got five Georgia homes where I rest my Georgia bones, Come anywhere on my land and I'll aim at your Georgia dome."informal

4. (slang) head, oral sexExamples: "Put your mouth on a dick, give me Georgia Dome."Synonyms: brain, dome, head, mouth musicslang

5. (obsolete, poetic) A building; a house; an edifice.Examples: "pleasure dome"; "Approach the dome, the social banquet share."obsoletepoetic

6. (by extension) Any erection resembling the dome or cupola of a building, such as the upper part of a furnace, the vertical steam chamber on the top of a boiler, etc.Examples: "steam dome"broadly