COVE

To arch over; to build in a hollow concave form; to make in the form of a cove. The mosques and other buildings of the Arabians are rounded into domes and coved roofs. H. Swinburne. Coved ceiling, a ceiling, the part of which next the wail is constructed in a cove. -- Coved vault, a vault composed of four coves meeting in a central point, and therefore the reverse of a groined vault.