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Meaning of biquadratic

bi•quad•rat•ic

Pronunciation: (bī"kwo-drat'ik), [key]
— Math. Math.
—adj.
  1. involving the fourth, but no higher, power of the unknown or variable.
—n.
  1. quartic (def. 2).
  2. biquadrate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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