quad

quad bike, quad

a vehicle like a motorcycle with four large wheels, designed for agricultural, sporting, and other off-road uses

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quad [kwäd]

(electricity)

A series of four separately insulated conductors, generally twisted together in pairs.

(electronics)

A series-parallel combination of transistors; used to obtain increased reliability through double redundancy, because the failure of one transistor will not disable the entire circuit.

(graphic arts)

One of the small pieces of metal used in typesetting to space or to fill out a line of characters; used mostly to fill space when indenting the first line and to fill out the last line of type.

(thermodynamics)

A unit of heat energy, equal to 10¹⁵British thermal units, or approximately 1.055 × 10¹⁸joules.

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QUAD.

On drawings, abbr. for quadrangle.

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quadrangle, quad

1. A rectangular courtyard or grassy area enclosed by buildings or a building. Most often used in connection with academic or civic building groupings.

2.Buildings forming a quadrangle.

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(character)

quad - The rectangle or box glyph used in the APL language for various arcane purposes mostly related to I/O.