1. (mathematics) involving the second and no higher power of a quantity or degree
   "quadratic equation"

1. An equation in which the highest power of an unknown quantity is a square
   "The general form of a quadratic equation is ax² + bx + c = 0";
   - quadratic equation
    
2. A polynomial of the second degree
   "The roots of the quadratic polynomial axequadratic2 + bx + c can be found using the quadratic formula";
   - quadratic polynomial

Derived forms: quadratics

Type of: equation, multinomial, polynomial

Encyclopedia: Quadratic