Definition of dome in English:

dome

Line breaks: dome
Pronunciation: /dəʊm
 
/

noun

1A rounded vault forming the roof of a building or structure, typically with a circular base: the dome of St Paul’s Cathedral
More example sentences
  • The final dome or vault consisted of a composite structure of in-situ concrete and ferro-cement formwork.
  • Like many of the plans and models contributed in 2001, this plan featured domes and pyramidal structures, circular spaces, and a lot of glass.
  • This can be repeated to transform the octagon into a sixteen-sided figure on which the base of the dome may rest.
Synonyms
cupola, vault, rotunda, arched roof, arched ceiling; mound, hemisphere
1.1The revolving openable hemispherical roof of an observatory.
More example sentences
  • A telescope is normally bolted to a vast concrete plinth around which the observatory dome can rotate without touching it, and the instrument isolated from tremors.
  • Astronomical observatories use Archimedean domes to cover their telescopes.
  • An absolute silence reigned in the observatory dome.
1.2 [in names] North American A sports stadium with a domed roof.
More example sentences
  • Countless rug burns and torn knee ligaments later, they tried to make amends by vacating the dome for a retro stadium.
  • While more risky, yes, this was a kid with a ceiling that no Major League dome could hold.
  • Of course, the game will be in a dome but that just covers game night.
2A thing shaped like a dome, in particular:
More example sentences
  • I roared and ran full speed into the dome shaped room.
  • It had a dome shaped head with three eyes, each glowing softly.
  • The three dome shaped anti-matter reactors were visible at the back of the room though a radiation resistant window.
2.1A natural vault or canopy, such as that of the sky or trees: the dome of the sky
More example sentences
  • The navy sky forms a dome above and the tree sway slightly in the breeze, a living barrier against the horizon.
  • He represents her seated on a state throne whose canopy simulates the dome of the sky while at her feet, two lions rest on guard.
  • She looked up and noticed that the tree branches formed a dome, open at the top.
2.2 Geology A rounded uplifted landform or underground structure.
More example sentences
  • The late-stage lava coulees and domes are most evolved.
  • In the north Gjallar Ridge, fault patterns above the dome suggest activity before Paleocene time.
  • The youngest domes of Taapaca Volcanic Complex crop out on its eastern and southern borders.
2.3 informal The top of the head: her Mohican projected from her shaved dome
More example sentences
  • He ran his hands over the smooth dome of his head and checked the line and cut of his suit.
  • Shaving your dome only takes a few minutes and you don't need to do it every day (two to three times a week is sufficient).
  • And it is this shape of his dome combined with his height that gives him the majestic aura.
3 literary A stately building.
More example sentences
  • The difference is that millions of peons didn't have to go blind or stooped financing Caesars, or the MGM Grand, or Wynn's stately pleasure domes.
  • They adjoin the Alhambra Palace, those stately pleasure domes that the Nasrid caliphs decreed should represent paradise on earth.
  • We went through the revolving door and found ourselves in a stately pleasure dome.

verb

[no object] (often as noun doming) Back to top  
(Of stratified rock or a surface) become rounded in formation; swell.
More example sentences
  • In this model, doming over the mantle plume would lead to extension and generation of small rift grabens.
  • During these ash-flow eruptions, doming in the Silverton and Lake City areas was accomplished through faulting, leaving a series of partially overlapping structural features that resulted from different eruptions.
  • There is no evidence of any previous doming, and the fault geometry indicates that the rift formed as a result of horizontal extension perpendicular to the rift axis.

Origin

early 16th century (in sense 3 of the noun): from Latin domus; other senses are via French dôme, from Italian duomo 'cathedral, dome'.

Derivatives

dome-like

adjective
More example sentences
  • It sits in a specially constructed dome-like room, where the treatment starts by filling the dome with aroma-enriched steam and ends by showering you with warm rain.
  • Now on TV, it looks like it's filmed in a giant dome-like arena, but in real life it's fairly small and poxy-looking.
  • Human-type figures could be seen inside the glass dome-like structure.

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