Dome definition

dōm
(old poet.) A mansion or stately building.
noun
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To rise or swell into the shape of a dome.
verb
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To shape like a dome.
verb
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(chemistry) A form of crystal with two similarly inclined faces that meet at an edge parallel to the horizontal axis.
noun
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(slang) The human head.
noun
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A domelike structure, object, or natural formation.
noun
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A circular or elliptical area of uplifted rock in which the rock dips gently away, in all directions, from a central point.
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To swell out like a dome.
verb
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A wedge-shaped mineral crystal that has two nonparallel, similarly inclined faces that intersect along a plane of symmetry.
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The definition of a dome is a roof or building shaped in a dome, or is slang for the head.

An example of a dome is the New Orleans sports arena, the Superdome.

An example of a dome is two college buddies talking about what someone hit when he fell down the stairs.

noun
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(archaic) A large, stately building.
noun
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A roof or vault having a circular, polygonal, or elliptical base and a generally hemispherical or semispherical shape.
noun
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A geodesic dome.
noun
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An anticlinal structure of circular or broadly elliptical form.
noun
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A type of crystal formation in which two symmetrical faces meet at an angle to form a horizontal ridge.
noun
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To cover with or as if with a dome.
verb
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A hemispherical roof or one formed by a series of rounded arches or vaults on a round or many-sided base; cupola.
noun
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Any dome-shaped structure or object; specif., a sports stadium covered with a dome.
noun
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(slang) The head; esp., the rounded top of the head.
noun
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To cover with or as with a dome.
verb
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To form into a dome.
verb
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2

Other Word Forms

Noun

Singular:
dome
Plural:
domes

Origin of dome

  • From French dôme dome, cathedral (from Italian duomo cathedral) (from Latin domus house dem- in Indo-European roots) and from French dôme roof (from Provençal doma) (from Greek dōma house dem- in Indo-European roots)

    From American Heritage Dictionary of the English Language, 5th Edition