dome

dome [dōm]

n.

[ DOME sense 1 < L domus, house (< IE * domu- < base * dem-, to build); others < Fr dôme < Prov doma < LL(Ec), roof, building, cathedral < Gr dōma, housetop, house, temple < same IE base: see TIMBER, DOMINATE]

1. Old Poet. a mansion or stately building

2. a hemispherical roof or one formed by a series of rounded arches or vaults on a round or many-sided base; cupola

3. any dome-shaped structure or object; specif., a sports stadium covered with a dome

4. Slang the head

5. Geol.

a) an anticlinal structure of circular or broadly elliptical form

b) a type of crystal formation in which two symmetrical faces meet at an angle to form a horizontal ridge

vt.

domed, doming

1. to cover with or as with a dome

2. to form into a dome

vi.

to swell out like a dome