biquadratic adjective & noun.
[bʌɪkwɒ'dratɪk] M17.[from BI- + QUADRATIC.]Math.A. adjective. Of, pertaining to, or containing the fourth power (or root) of a number.
M17.b. noun. A biquadratic equation. Formerly also, the fourth power of a number.
M17.Also
■ biquadrate adjective & noun L17-E19. [TahlilGaran] English Dictionary ▲