- such a quantity
- an algebraic equation of the fourth power; quartic equation

# biquadratic

bi·quad·rat·ic

**MLA Style**

"biquadratic." YourDictionary, n.d. Web. 09 April 2019. <https://www.yourdictionary.com/biquadratic>.

**APA Style**

biquadratic. (n.d.). Retrieved April 09th, 2019, from https://www.yourdictionary.com/biquadratic

## biquadratic

*Mathematics*

adjective

noun

**MLA Style**

"biquadratic." YourDictionary, n.d. Web. 09 April 2019. <https://www.yourdictionary.com/biquadratic>.

**APA Style**

biquadratic. (n.d.). Retrieved April 09th, 2019, from https://www.yourdictionary.com/biquadratic

(*not comparable*)

- (mathematics) Of a polynomial expression, involving only the second and fourth powers of a variable, as
*x*^{4}+ 3*x*^{2}+ 2. Sometimes extended to any expression involving the biquadrate or fourth power (but no higher powers), as*x*^{4}− 4*x*^{3}+ 3*x*^{2}−*x*+ 1.

*bi-* + *quadratic*

**MLA Style**

"biquadratic." YourDictionary, n.d. Web. 09 April 2019. <https://www.yourdictionary.com/biquadratic>.

**APA Style**

biquadratic. (n.d.). Retrieved April 09th, 2019, from https://www.yourdictionary.com/biquadratic