groin vault


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Related to groin vault: tunnel vault

groin vault

n.
A vault formed by the intersection of two or more barrel vaults. Also called cross vault.
References in periodicals archive ?
Set on a corner lot, the walled and hedged 1926 house incorporates a fresh aesthetic while retaining such original details as groin vault ceilings and detailed fireplace surrounds.
A 321-metre-long curving shed over the high-level east west platforms intersects with a shorter arched shed covering the station from north to south, creating--as at Brunel's Paddington a century and a half earlier--a metallic groin vault.
The starfish vault, in which the four arrises of the groin vault are flattened and embellished to form a four-pointed star, was to become something of a Soane speciality after its use in the Breakfast Room.