quadraphonic

adjective

(of a sound system) Employing four independent channels or speakers.

quadratic

noun

A quadratic polynomial, function or equation.

adjective
  1. Square-shaped
  2. Of a polynomial, involving the
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quadric

noun

A surface or curve whose shape is defined in terms of a quadratic equation

adjective

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quadriplegic

noun

One who suffers from quadriplegia.

adjective

Of, related to, or suffering from quadriplegia.

quadrophonic

adjective

(of a sound system) Employing four independent channels or speakers.

quantic

noun

A homogeneous polynomial in two or more variables.

quartic

noun
  1. An algebraic equation or function of the fourth degree.
  2. A curve describing such an equation or function.
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