Cs Definition

1. The third letter of the English alphabet.
2. The third highest grade or quality, or a mark indicating this.

Form: C (usually)
3. music.
The note on which the Western system of music is based.
Form: C
4. A musical key with the note C as its base.

1. Chartered surveyor.
2. Christian Science.
3. Civil Service.
4. Court of Session.

1. chem.
Caesium.