sol-fa /ˌsɒl ˈfɑː $ ˌsoʊl-/
noun [uncountable][
Date: 1500-1600;
Origin: sol + fa]
the system in which the notes of the musical
scale are represented by seven short words,
do,
re,
mi,
fa,
so,
la,
ti, which are used especially in singing
[TahlilGaran] Dictionary of Contemporary English ▲