Glossary of Architectural Terms
Applied trim decorative detail added to the surface of a structure.
Architectural integrity the degree to which a structure retains its original or later historic style and details.
Bay - a major spatial division of a building marked by window and door openings or vertical supports
such as pilasters.
Bracket a projecting member, often decorative, that supports an overhang.
Casement a window sash that opens its entire length on hinges.
Character-defining features original or later historic architectural details of a building that give the building
its unique character, such as clapboard siding, original or later historic windows or slate roofing material.
Column a structural member, usually composed of a base, a shaft, and a capital, that supports a
horizontal load, such as a porch.
Cornice any molded projection that finishes a wall; also the upper portion of an entablature, resting on the
Conservation - action taken to prevent decay and preserve the historic fabric of a building.
Deteriorated features of a structure, which have eroded, usually due to weathering or neglect.
Eaves the projecting overhang at the lower edge of the roof.
Ell an addition that extends from the rear or side of a building.
Elevation one of the sides of a structure; also, referring to an architectural drawing of a particular side of a
Faηade the primary elevation of a building, generally referring to the front.
Fenestration the arrangement of windows on an elevation.
Historic relating to time and age. In context of this local historic district, generally the structure and features
must be seventy-five years or older.
Historic fabric the original construction materials.
In-kind material of the same color and composition as the original.
Lintel the timber or stone that spans an opening and supports the weight above it.
Massing the three dimensional form of a structure created by the boxlike forms that fit together to create the
overall shape and footprint.
Muntin a framing member to hold panes of glass in a window; also known as a mullion.
Original at time of construction.
Pilaster a column, usually with a capital and a base, that is attached to a building.
Preservation basic maintenance required for a building to remain functional and in good repair for the current
Repair in reference to historic materials, the method using the least degree of intervention possible to maintain
architectural character and historic fabric, such as patching, piecing-in, splicing, consolidating, or otherwise
reinforcing according to recognized preservation methods.
Restoration the return of a building to its appearance at a particular time in history, usually by the removal of
Secondary elevation any elevation other than the faηade.
Sheathing the exterior material of a building.
Signage -- Any device, structure, or object for visual communication that is used for the purpose of bringing the
subject thereof to the attention of others.
Spalling - the chipping or scaling of a hardened concrete or masonry surface usually caused by freeze/thaw
Streetscape a view incorporating several structures and their surroundings.