Notes: The following is a list of number prefixes derived from Latin (L) or Greek (G), followed by commonly used examples.
½. semi- (L): Semitone (half step), semi-quaver (sixteenth note, British)
1. uni- (L), mono-(G): unison, monochord (used to demonstrate mathematical principals of musical sounds), monophonic
2. du- (L), di-(G): duet, diatonic
3. tri- (L/G): tritone, triad, triplet
4. quart- (L), tetra- (G): quarter note, quartet, tetrachord
5. quint- (L), penta-(G): quintuplet, quintet, pentachord, pentatonic
6. sex- (L), hexa-(G): sextuplet, sextet, hexachord
7. sept- (L): septuplet, septet
8. oct- (L), octa- (G): octave, octet
9 .nona- (L): nonet
10. deca- (G): decatet