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The underside of a structural component, such as a beam, arch, staircase, or cornice.

[French soffite, from Italian soffitto, from Vulgar Latin *suffīctus, past participle of suffīgere, to fasten beneath; see suffix.]


1. (Architecture) the underside of a part of a building or a structural component, such as an arch, beam, stair, etc
2. (Civil Engineering) Also called: crown or vertex the upper inner surface of a drain or sewer. Compare invert6
[C17: via French from Italian soffitto, from Latin suffixus something fixed underneath, from suffīgere, from sub- under + fīgere to fasten]


(ˈsɒf ɪt)
the underside of an architectural feature, as a beam, arch, ceiling, vault, or cornice.
[1605–15; < French soffite < Italian soffitto < Vulgar Latin *suffīctus, for Latin suffīxus; see suffix]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.soffit - the underside of a part of a building (such as an arch or overhang or beam etc.)soffit - the underside of a part of a building (such as an arch or overhang or beam etc.)
side - an extended outer surface of an object; "he turned the box over to examine the bottom side"; "they painted all four sides of the house"
References in periodicals archive ?
The capacity includes 25 m 2 etics; 1150 m 2 filling of concrete interior walls; 2875 m 2 interior wall painting; 600 m 2 leveling subfloor concrete ceilings, 1170 m 2 coat ceiling soffit, painting 32 piece steel frames, painting 8 pieces of steel doors with frames, 25 m 2 glaze painting of wooden components of the roof soffit.
FULLY TRAINED FASCIA & SOFFIT INSTALLERS Coventry Roof Trim are the Midlands leading installers of uPVC fascias, soffits and guttering, as a highly respected installer they adopt industry best practices throughout your installation and follow all heath and safety criteria.
The bathroom/shower fan is vented out the soffit about 10 feet from this corner.
Our UPVC soffit boards & soffit board related products are made from top notch materials and they are compliant to all the present industry standards.
As well as increasing membership among these individuals, Catherine and the SOFFIT team plans to create Technical Manager forums and 'round table debates' to encourage sharing of ideas and hest practise among technical managers working in industry.
Next, take a plastic putty knife and insert a length of screen spline in between the soffit and the aluminum channel.
Highlighted by colorful, high-quality tiles in the service deli, bakery and meat departments, the attractive, functional concept store also features curved soffit and custom woodwork in the meat department, along with ample use of track and accent lighting throughout to enhance the overall shopping experience.
This well established and profitable business, specializes in roofing, exterior siding, soffit, and gutter, sales and installations.
Darren Maxwell, Merseyside regional manager from Herbert T Forrest, said: "We are very proud to work in partnership with Pinnacle Housing to deliver this refurbishment scheme which will see over 1,000 residents benefit from the new window, door, soffit, fascia and cladding systems.
Saduk recalls mixing vinyl siding, Azek, standard vinyl trim accessories, and aluminum soffit material for a recent makeover of a Philadelphia row house: "I used a ventilated vinyl soffit under the eaves, then cut and bent aluminum trim to hold the soffit up--kind of a reverse J," he explains (see illustration).
Sell-Even manufactures and distributes complete aluminum soffit and siding systems.
APA Panels for Soffit Applications--APA trademarked panels lend strength and stiffness to any soffit with negligible warping and shrinkage.