noun Date: 1852 a system of solmization based on key relationships that replaces the normal notation with sol-fa syllables or their initials
TONIC SOL-FA
Meaning of TONIC SOL-FA in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012