The interior overhead surface of a room or other covered part of a house, building, etc.; the ceiling. Also: the upper internal surface of a cave or…

An inner roof; a ceiling, esp. a panelled one. Obsolete.

apparently = sense 1.

A ceiling. Also attributive.

= ceiling, n.

esp. The undercovering of a roof or floor, concealing the timbers; the plaster of the top of a room.

concrete. A roofing, ceiling, or flooring. Obsolete exc. dialect and in Mining.

The ceiling or flooring of a room. Obsolete.

Applied to the ceiling of a room, in its relation to the apartment above. Also transferred of the sky.

Architecture. A ceiling, either flat or vaulted, esp. one decorated with paintings; (also) a soffit; (hence) a painting executed on a ceiling or…

In various applications. The inside of a roof; a ceiling; spec. the roof of a coal-mine or tunnel.

= ceiling, n. (Cf. earlier cyll, n.)

A boarded ceiling.

A ceiling, roof. Cf. laquear, n., laqueary, n.

U.S. Navy. A ceiling, a roof.