I. ˈkyüpələ, ÷-pəˌlō sometimes ÷ˈkü- or ÷-pyə- noun
( -s )
Etymology: Italian, from Latin cupula little tub, small burying vault, diminutive of cupa tub — more at hive
1.
a. : a rounded vault raised on a circular or other base and forming a roof or a ceiling — compare dome
b. : a small structure built on top of a roof to provide interior lighting, to serve as a lookout, or for ornamental purposes : lantern
2. : a vertical cylindrical furnace for melting iron in the foundry having tuyeres and tapping spouts near the bottom
3. : cupula
4. : dome 4f
5. : beehive kiln
6. : a geological dome projecting from a batholith
7.
a. : a revolving armored turret of a tank or pillbox for fire or observation
b. : blister 8b
8. : an observation post in the roof of a railroad caboose used by brakemen to keep watch over a train while it is in motion
II. transitive verb
( -ed/-ing/-s )
: to furnish with a cupola