Rounded stone used in paving streets or decoratively on walls or walkways.
Cobweb finish paint
Paint whose surface texture is similar in appearance to cobwebs.
Cock
(1) A faucet or valve for regulating the flow of liquid or gas. (2) To tilt or set jauntily on one side. (3) The position a spring-loaded device to be put into action.
Cockhole cover
A round cover-plate or disk installed on a sink to cover an unused faucet hole.
Cockle
A wrinkle or pucker. Depression in the surface of a piece of wallboard, done when being manufactured.
Code
(1) An organized set of rules and regulation on a particular subject and are often an accumulation of laws in a particular area of interest. (2) Identifying marking used on many items.
Code of ethics
An organized group of ethical behavior guidelines, which govern the day-to-day activities of a profession or organization.
Codicil
An addition to a will, adding, subtracting or clarifying provisions of the document.
Coefficient of energy
Actual rather than theoretical airflow, under set conditions, in an HVAC system.
Coefficient of friction
Measurement, either dynamic or static, used to determine different aspects of slippage on a tiled plane. Measures include wet and dry conditions, speed of subject, required force to move subject, and critical angle of tiled surface. Area use and maintenance directly affect a tile's coefficient of friction.
