"C" is a word in ENGLISH

As a numeral, C stands for Latin centum or 100, CC for 200, etc.

C after the clef is the mark of common time, in which each measure
is a semibreve (four fourths or crotchets); for alla breve time it is
written /.

The \"C clef,\" a modification of the letter C, placed on any line
of the staff, shows that line to be middle C.

The keynote of the normal or \"natural\" scale, which has neither
flats nor sharps in its signature; also, the third note of the relative
minor scale of the same.