Other forms: domes
A dome is a rounded roof shaped like half a ball. A glass dome, under the dome, the cathedral dome.
It carries load in every direction at once, which is why it can span further than any beam, and it pushes outwards at the base — chains and heavy walls exist to hold that in. Brunelleschi's in Florence was built without a full centring frame and nobody is sure how.
1noundomeA rounded roof shaped like half a ball.
“The church has a huge golden dome that you can see from miles away.”
dome is a roof.
French dome comes from Italian duomo, a cathedral, from Latin domus, a house.
Ancient Greek
οἶκος τῆς ἐκκλησίας
Latin
domus (ecclesiae)
Italian
duomo
Middle French
dome
English, today
dome
Borrowed from Middle French dome, domme (modern French dôme), from Italian duomo, from Latin domus (ecclesiae) literally “house (of the church)”, a Ancient Greek οἶκος τῆς ἐκκλησίας. a doublet of domus and duomo.
Etymology from Wiktionary, CC BY-SA