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单词 biquadratic
释义

WordReference Random House Unabridged Dictionary of American English © 2024
bi•quad•rat•ic  (bī′kwo dratik),USA pronunciation [Math.]
adj. 
  1. Mathematicsinvolving the fourth, but no higher, power of the unknown or variable.

n. 
  1. Mathematicsquartic (def. 2).
  2. Mathematicsbiquadrate.
  • bi-1 + quadratic 1655–65

Collins Concise English Dictionary © HarperCollins Publishers::
biquadratic /ˌbaɪkwɒˈdrætɪk/ adj
Also: quartic
  1. of or relating to the fourth power
n
  1. a biquadratic equation, such as x4 + x + 6 = 0
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