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Related Terms:
Definitions:
Noun
biquadrate
biquadratic
quartic
fourth power
Definition: an algebraic equation or function of the fourth degree
Definition: A biquadratic equation.
Adjective
biquadratic
Definition: involving the fourth and no higher power of a quantity or degree
Definition: Of a polynomial expression, involving only the second, third and fourth powers of a variable, as x⁴ + 3x² + 2. Sometimes extended to any expression involving the biquadrate or fourth power (but no higher powers), as x⁴ − 4x³ + 3x² − x + 1.