Meaning of quadratic

quad•rat•ic

Pronunciation: (kwo-drat'ik), [key]
— adj.
  1. square.
  2. involving the square and no higher power of the unknown quantity; of the second degree.
—n.
  1. a quadratic polynomial or equation.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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