| Webster's Online Dictionary |
| Part of Speech | Definition | |
| Expression | 1. The square root of the square root of that number. Thus the square root of 81 is 9, and the square root of 9 is 3, which is the biquadratic root of 81. Hutton.[Websters]. | |
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| Expressions | Definition | ||
| Biquadratic root of a number | The square root of the square root of that number. Thus the square root of 81 is 9, and the square root of 9 is 3, which is the biquadratic root of 81. Hutton. Source: Webster's Revised Unabridged Dictionary. | ||
Source: compiled by the editor from various references; see credits. | Top | ||