A chemical reaction in which an atom, radical, or molecule displaces and sets free an element of a compound.

The number of character positions or memory locations from some point of reference to a specified character or data item. Also known as offset.

See <<electric displacement>>

1. The weight of fluid which is displaced by a floating body, equal to the weight of the body and its contents; the displacement of a ship is generally measured in long tons (1 long ton = 2240 pounds).

2. The volume of fluid which is displaced by a floating body.

See <<dislocation>>

The volume swept out in one stroke by a piston moving in a cylinder as for an engine, pump, or compressor.

1. The linear distance from the initial to the final position of an object moved from one place to another, regardless of the length of path followed.

2. The distance of an oscillating particle from its equilibrium position.

A defense mechanism in which emotions, ideas, or wishes are transferred from their original object to a more acceptable substitute.