DOME, noun [Gr., a house, a plain roof. Latin ] 1. A building; a house; a fabric; used in poetry. 2. A cathedral. 3. In architecture, a spherical roof, raised over the middle of a building; a cupola. 4. In chemistry, the upper part of a furnace, resembling a hollow hemisphere or small dome This form serves to reflect or reverberate a part of the flame; hence these furnaces are called reverberating furnaces.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI