Drum: specifically a cylindrical wall, supporting a dome; used also of a section of the shaft of a column.
[E]arly English: first period of English Gothic, evolved during the thirteenth century.
Eaves: the edge of a roof projecting beyond the wall.
Eclecticism: the practice of combining various elements of style, derived from various sources.
Echinus: the cushion-shaped member of the Doric capital, just beneath the Abacus (which see). It has an ovolo or egg-shaped profile. Also used of the Egg and Dart moulding (which see).
Egg and Dart: an ornamental device, composed of an alternate repetition of an egg-shaped form, halved vertically, and a spear head. Used especially on mouldings that have an ovolo or egg-shaped profile.
Embrasure: the sloping or bevelling of an opening in a wall, so as to enlarge its interior profile. See also Battlements.
Enamel: a material composed of pigment and glass, fused and applied in melted state to surfaces of metal, porcelain or pottery, for decorative purposes. See Mosaics.
Encaustic: a process of painting in which the pigments are dissolved in melted bees-wax and applied hot.
Engaged Column: a column that does not stand clear of the wall at the back of it.