In classical architecture, the triangular area enclosed by a pediment, often decorated with sculptures In medieval architecture, the semi-circular area over a a door's lintel, enclosed by an arch, often decorated with sculptures or mosaics
The wall closing the pediment (the end wall of a gable-roof building) Later, pediments were used as a decorative element above windows and door Some authors use pediment for triangular spaces and tympanum for semi-circular; this can lead to confusion, since tympanon has been used about triangular spaces since the Classical period
{i} middle ear (Biology); eardrum, tympanic membrane (Biology); membrane covering a drum; triangular recess on a pediment or below an arch (Architecture); diaphragm in a telephone receiver
A drum-shaped wheel with spirally curved partitions by which water is raised to the axis when the wheel revolves with the lower part of the circumference submerged, used for raising water, as for irrigation
The panel, usually semicircular located between the underside of an arch and the top of a doorway within the arch; also the triangular space enclosed by a pediment