転てん回かい形けいMeanings1nouninversionmusic›Music theory term: a chord whose notes are rearranged so that a note other than the root is the lowest. Compare 転回 (sense 4).See also: 転回この和わ音おんの転てん回かい形けいを弾ひいてみてください。Please try playing the inversion of this chord.基き本ほん