01 n. The difference between two quantities commensurable only in power, as between √2 and 1, or between the diagonal and side of a square.
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1.
The difference between two quantities commensurable only in power, as between √2 and 1, or between the diagonal and side of a square.(Math.)
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2.
The remaining part of a whole tone after a smaller semitone has been deducted from it; a major semitone.(Mus) [Obs.]