dome

[ dohm ]

noun

1. Architecture.
   1. 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.
   2. a domical roof or ceiling.
   3. 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. Crystallography. a form having planes that intersect the vertical axis and are parallel to one of the lateral axes.
6. Geology. upwarp.
7. Also called vistadome. Railroads. 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. Horology. 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. Slang. 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.

dome

/ dəʊm; ˈdəʊmɪkəl; ˈdɒm- /

noun

1. a hemispherical roof or vault or a structure of similar form
2. something shaped like this
3. crystallog 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
   1. a structure in which rock layers slope away in all directions from a central point
   2. another name for pericline

verb

1. to cover with or as if with a dome
2. to shape like a dome

dome

/ dōm /

1. A circular or elliptical area of uplifted rock in which the rock dips gently away, in all directions, from a central point.
2. A wedge-shaped mineral crystal that has two nonparallel, similarly inclined faces that intersect along a plane of symmetry.

Derived Forms

• domical, adjective
• ˈdomeˌlike, adjective

Other Words From

• domelike adjective

Word History and Origins

Origin of dome¹

1505–15; < Middle French dome < Italian duomo < Medieval Latin domus ( Deī ) house (of God), church; akin to timber

Word History and Origins

Origin of dome¹

C16: from French, from Italian duomo cathedral, from Latin domus house

Example Sentences

And, on defence, Trump said he would build an “iron dome missile defence shield” around America, implying greater spending in this area, not cuts.

From BBC

In Los Angeles for concerts at Intuit Dome and the Hollywood Bowl, the 78-year-old Pink Floyd veteran sits down for a wide-ranging interview.

From Los Angeles Times

Much of the talent is concentrated in the Mission and Trinity leagues, and games involving them will be played on Jan. 10 in a special one-day showcase at the Intuit Dome.

From Los Angeles Times

Despite blowing a 14-point lead, the Clippers put Lue’s words into action and overcame James Harden and Norman Powell missing key free throws down the stretch in a 105-103 victory at the Intuit Dome that extended their winning streak to four games.

From Los Angeles Times

Though the Dodgers’ slugger is expected to be in the lineup for the start of the team’s 2025 season — which will kick off with two games in Japan against the Chicago Cubs at the Tokyo Dome — the two-way star was already uncertain to return to the mound by then after his Tommy John revision surgery last year.

From Los Angeles Times