( 166 ) 
upon an inftrument. The exercifes requir- 
ed of one who fits for the degree of Do6tor 
in Mufic, are compofitions, not manual per- 
formance; and there are many excellent 
lands who are totally ignorant of Mijfic. 
I am particular, perhaps pedantic, upon 
this fubjecr, becaufe it is that concerning 
which people in general, (thofe who are not, 
in fome degree, initiated) fpeak moft illite- 
rately , if I may be allowed the expreffion. 
Even the common words harmony and melody 
are perpetually mifapplied by perfons who 
know nothing of Mufic: npr i there, in 
this, any juft caufe of furprife, when we 
find that our beft Lexicographers were ig- 
norant of the diftinc~tlon. That Coloflus in 
literature, Dr. Johnfon, explains the word 
Melody by harmony of found. It is of Greek 
derivation; or rather it is a Greek word, 
peXwJia, and when applied to Mufic could 
never mean harmony, of which the Greeks 
had no idea. Harmony (ugpovw, concord, from 
#, aptOy) is a word that cannot be pro- 
perly applied to Mufic, but to exprefs the 
effe6t of two, three, or four notes, or tones, 
vibrating or founding at the fame time. Me- 
lody > on the contrary, exprefles an agreeable 
fucceflion of (ingle tones, fuch as may be 
executed 
