biquadrate
/baɪˈkwɑdreɪt/
noun
- The fourth power of a number; a number multiplied by itself four times.
- In algebra, finding the biquadrate of a variable is common in polynomial equations.
- He calculated the biquadrate of 3 to be 81.
- The biquadrate of 2 is 16, because 2 × 2 × 2 × 2 = 16.
Synonyms