GLOSSARY. 



Tonic. The key-tone. 



Tremolo. A note made to quiver or shake. 



Triad. A chord consisting of three tones i. e., the 



tonic with its third and its fifth. 

 Trill. A rapid alternation of two contiguous tones. 

 Triplets. Three equal tones performed in the time of 



one beat. 

 Vivace. Quickly ; sprightly. 



