|si||A syllable applied, in solmization, to the note B; more recently,|
to the seventh tone of any major diatonic scale. It was added to
Guido’s scale by Le Maire about the end of the 17th century.
|so||adv. – In that manner or degree; as, indicated (in any way), or as|
implied, or as supposed to be known.
|Sy||imp. – Saw.|