Coupling

In software design, a measure of the interdependence among modules in a computer program or the amount of information shared between two modules. Contrast with cohesion.

coupling

Automotive; Automobile

A connecting device used between two objects so motion of one will be imparted to the other; it may be mechanical, hydraulic, or electrical.

coupling

Biotechnology; Genetic engineering

The phase state in which either two dominant or two recessive alleles of two different genes occur on the same chromosome. Also called cis configuration. cf repulsion.

cistern

Construction; Architecture; Building/real property; Carpentry; Demolition/excavation

water recipient like a well or a tank

acrylic

Construction; Plumbing

A thermoplastic (heat activated) used on the surfaces of bathtubs and whirlpools. It usually comes in sheets and is backed by fiberglass to form waterproof shower walls.

adaptor

Construction; Plumbing

A fitting that unites different types of pipe together, for example: ABS (Aristocraft bristone styrine) to cast iron pipe.

alkalinity

Construction; Plumbing

The measurement of constituents in a water supply which determine alkaline conditions. The alkalinity of water is a measure of its capacity to neutralize acids, also referred to ...

aerator

Construction; Plumbing

A device screwed into the end of a faucet spout that mixes air into flowing water, and controls flow to reduce splashing. It sometimes contains a baffle to reduce flow to 2.5 gpm.

acidity

Construction; Plumbing

The level of concentration of acid in water. Acid will neutralize an alkali or base. It is usually expressed in terms of its calcium carbonate equivalent .