sol-fa Syllabification: (sol-fa)Pronunciation: /ˌsōl ˈfä/Translate sol-fa | into Italian | into Spanish Definition of sol-fa noun short for tonic sol-fa. verb (sol-fas, sol-faing, sol-faed /-ˈfäd/) [with object] sing using the sol-fa syllables. sol-fa in other Oxford dictionaries Definition of sol-fa in the British & World English dictionary