Entablature: the horizontal member of a classic or columnar order. It rests upon the Abacus of the column and consists of a lower, middle, and upper member—the Architrave, Frieze, and Cornice.
Entasis (Gk. “Stretching”): a curved deviation from the straight line; specifically, the swell in the profile of the shaft of a Classic column.
Epinaos: See Naos.
Exhedra: a curved recess, usually containing a seat; hence a curved seat of marble or stone.
[F]açade: the outside view or elevation of a building that faces the spectator.
Fan Vaulting: See Rib.
Fascia: one of the flat, vertical faces into which the Architrave of an Ionic or Corinthian Entablature is divided.
Fenestration (lat. fenestra, window): the distribution of windows and openings in an architectural composition.
Fillet: a small flat band, used especially to separate one moulding from another.
Finial: the finishing part or top, frequently decorated, of a spire, pinnacle or bench-end. See Pinnacle.