noun

soffit

/ˈsɑːfɪt/ · say it: SAH·fit

the underside of an arch, eave, or overhang

In Architecture & Design

In more detail

1. (noun) the flat surface on the underside of a roof overhang, eave, or bridge

2. (noun) the underside of an arch or other structure

Examples

1. The soffit under the roof overhang was painted white to match the trim.
2. The soffit of the arch was decorated with carved ornaments.

How to use soffit

Soffit is a technical term used primarily in construction, architecture, and roofing contexts. It refers specifically to the exposed horizontal surface beneath a roof overhang or the underside of an arch. While it has a precise architectural meaning, it is not commonly used in everyday speech outside of professional settings.

Common phrases

soffit and fascia
install a soffit
vinyl soffit
soffit board
damaged soffit

Synonyms

fascia board · eave · overhang · underside · intrados

Word family

soffits (plural)

A common mistake

Learners sometimes confuse soffit with fascia board (the vertical trim at the edge of the roof); they are related but distinct components of a roof system.

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