BIQUADRATE

biquadrate. Biquadrate, n. or a. the square of a square or fourth power in mathamatics

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Bi‐quad″rate (�), n. [[Pref. bi- + quadrate.]] (Math.) The fourth power, or the square of the square. Thus 4x4=16, the square of 4, and 16x16=256, the biquadrate of 4.