- the underside of an architectural feature, as a beam, arch, ceiling, vault, or cornice.
Origin of soffit
Examples from the Web for soffit
The soffit is flat, with a round moulding at the inner and the outer edge.The Story of Chartres
A projection upon the soffit of the Doric corona, which originally marked the position of the rafter-ends beneath the sheathing.History of Ancient Art
Franz von Reber
The lower surface or soffit of the arch is the intrados, E, and the upper surface the extrados, F.
Flat arch, where the soffit is horizontal and sometimes slightly cambered (dotted line).
They have a heavy abacus, which, as well as the soffit of the round arch, is enriched with flowered work.Sketches from the Subject and Neighbour Lands of Venice
Edward A. Freeman
- the underside of a part of a building or a structural component, such as an arch, beam, stair, etc
- Also called: crown, vertex the upper inner surface of a drain or sewerCompare invert (def. 6)
Word Origin and History for soffit
architectural term referring to under-faces, 1610s, from Italian soffita, fem. of soffitto "ceiling," noun use of adjective meaning "fixed beneath," from Vulgar Latin *suffictus "fastened below," from Latin suffixus (see suffix (n.)).