of or relating to the fourth degree.
Also called biquadratic. a quartic polynomial or equation.
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How to use quartic in a sentence
A curve of the third order is called a cubic; one of the fourth order a quartic; and so on.
We may further consider the inflections and double tangents, as well in general as in regard to cubic and quartic curves.
British Dictionary definitions for quartic
another word for biquadratic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012