ENHARMONIC

[en.har.mon.ic] adj [F enharmonique, fr. MF, of a scale employing quarter tones, fr. Gk enarmonios, fr. en in + harmonia harmony, scale] (1794): of, relating to, or being notes that are written differently (as A flat and G sharp) but sound the same in the tempered scale -- en.har.mon.i.cal.ly adv