Life Style / Painting Glossary

A.W.S.: Abbreviation of the American Watercolor Society, established in 1866.

Abrasion Resistance: Resistance to being worn away by rubbing or friction; related more to toughness than to hardness. A necessary quality for floor finishes, enamels and varnishes.

Abrasive: Used for wearing away a surface by rubbing. Examples are powdered pumice, rottenstone, sandpaper, sandpaper, steel wool.

Abstract Art: Painting that purports to be completely non-objective, with no reference to nature whatsoever. The 2 main forms practiced are Hard Abstract and Soft Abstract. Hard Abstract has a basis in ge . . . View Full Definition

Academy Board: An economic board for oil-painting. It is made from several sheets of paper sized together. The face is then primed with a ground of white lead, chalk and oil. The back was often painted gre . . . View Full Definition

Accent: A detail, brushstroke, or area of color placed in a painting for emphasis.

Acid Free: Acid free refers to papers without acid (ph) in the pulp when manufactured. High acidity papers degrade quickly.

Acrylics: Pigments dispersed with acrylic resin (synthetic resins made by polymerization of acrylic acid esters). A medium for painting introduced during the early 1960s. It offers considerable freedo . . . View Full Definition

Adhesion: The strength of a paint or sealant to remain attached to a surface.

Aerosol: A product feature that uses compressed gas to spray the product from its container.

Airbrush: An implement that resembles a thick fountain-pen and which has a small container near the nozzle. By air pressure supplied from a container or a mechanical compressor, varnish, fixative or c . . . View Full Definition

Airless Spray: A spray that increases the fluid pressure of paint by means of a pump that causes atomization with air, resulting in higher film build and little or no over-spray.

Alia Prima: A method by which a painting is usually completed in one sitting�painting in a direct manner.

Alkalai: A basic, or caustic, chemical substance. Found in fresh cement, concrete, plaster and certain household cleaning products.

Alkyd: Synthetic resin modified with oil for good adhesion to a clean surface and good gloss, color retention and flexibility. Slow drying.

Alkyds: These recently introduced colours act as an extension to oil-painting. They have a uniform speed of drying. They may be used for under-painting, and are excellent with glazing over dried-out . . . View Full Definition

Alla Prima: To paint a picture in one sitting, particularly applicable to oil-painting. The French use the term au premier coup. It is the wisest method where heavy impasto is to be used. The paintings . . . View Full Definition

Alligatoring: Condition of paint film where surface is cracked and develops an appearance similar to alligator skin.

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