authentic

authentic

1. (of a deed or other document) duly executed, any necessary legal formalities having been complied with

2. Music

a. using period instruments and historically researched scores and playing techniques in an attempt to perform a piece as it would have been played at the time it was written

b. (in combination)

3. Music

a. (of a mode as used in Gregorian chant) commencing on the final and ending an octave higher

b. (of a cadence) progressing from a dominant to a tonic chord

Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005