Apotome(redirected from Apotomy)
|n.||1.||(Math.) The difference between two quantities commensurable only in power, as between ?2 and 1, or between the diagonal and side of a square.|
|2.||(Mus) The remaining part of a whole tone after a smaller semitone has been deducted from it; a major semitone.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.