Dome (noun) Definition, Meaning & Examples

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noun
  1. Architecture.
    • a vault, having a circular plan and usually in the form of a portion of a sphere, so constructed as to exert an equal thrust in all directions.
    • a domical roof or ceiling.
    • a polygonal vault, ceiling, or roof.
  2. any covering thought to resemble the hemispherical vault of a building or room: the great dome of the sky.
  3. anything shaped like a hemisphere or inverted bowl.
  4. (in a dam) a semidome having its convex surface toward the impounded water.
  5. a form having planes that intersect the vertical axis and are parallel to one of the lateral axes.
  6. upwarp.
  7. a raised, glass-enclosed section of the roof of a passenger car, placed over an elevated section of seats to afford passengers a full view of scenery.
  8. an inner cover for the works of a watch, which snaps into the rim of the case.
  9. a mountain peak having a rounded summit.
  10. a person's head: I wish I could get the idea into that thick dome of yours.
verb (used with object), domed, dom·ing.
  1. to cover with or as if with a dome.
  2. to shape like a dome.
verb (used without object), domed, dom·ing.
  1. to rise or swell as a dome.
noun
  1. a hemispherical roof or vault or a structure of similar form
  2. something shaped like this
  3. a crystal form in which two planes intersect along an edge parallel to a lateral axis
  4. a slang word for the head
  5. geology
    • a structure in which rock layers slope away in all directions from a central point
    • another name for pericline (def. 2)
verb (tr)
  1. to cover with or as if with a dome
  2. to shape like a dome
    Dome (noun) Definition, Meaning & Examples

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