1. Genre
1.1. Alternative
1.1.1. Art Punk
1.1.2. Alternative Rock
1.1.3. College Rock
1.1.4. Hardcore Punk
1.1.5. Hard Rock
1.1.6. Indie Rock
1.1.7. Progressive Rock
1.1.8. Punk
1.2. Classical
1.2.1. Avant-Garde
1.2.2. Baroque
1.2.3. Chant
1.2.4. Choral
1.2.5. Contemporary Classical (thx Julien Palliere)
1.2.6. Expressionist (thx Mr. Palliere)
1.2.7. High Classical
1.2.8. Impressionist
1.2.9. Medieval
1.2.10. Modern Composition
1.2.11. Opera
1.2.12. Orchestral
1.2.13. Renaissance
1.2.14. Romantic (early period)
1.2.15. Romantic (later period)
1.3. Country
1.3.1. Alternative Country
1.3.2. Contemporary Bluegrass
1.3.3. Contemporary Country
1.3.4. Country Gospel
1.3.5. Honky Tonk
1.3.6. Outlaw Country
1.4. EDM
1.4.1. Club / Club Dance (thx Luke Allfree)
1.4.2. Breakbeat / Breakstep
1.4.3. Chillstep (thx Matt)
1.4.4. Dubstep
1.4.5. Electro House (thx Luke Allfree)
1.4.6. Electroswing
1.4.7. Exercise
1.4.8. Future Garage (thx Ran’dom Haug)
1.4.9. Glitch Hop (cheers Tom Berckley)
1.4.10. Glitch Pop (thx Ran’dom Haug)
1.4.11. Grime (thx Ran’dom Haug / Matthew H)
1.4.12. Hardcore
1.4.13. Hard Dance
1.4.14. Hi-NRG / Eurodance
1.4.15. Horrorcore (thx Matt)
1.4.16. House
1.4.17. Liquid Dub(thx Ran’dom Haug)
1.4.18. Trap (thx Luke Allfree)
1.5. Electronic
1.5.1. Ambient
1.5.2. Bassline (thx Leon Oliver)
1.5.3. Chillwave(thx Ran’dom Haug)
1.5.4. Drum & Bass (thx Luke Allfree)
1.5.5. Electro
1.5.6. Electro-swing (thank you Daniel Forthofer)
1.5.7. Electronica
1.5.8. Electronic Rock
1.5.9. IDM/Experimental
1.5.10. Trip Hop (thank you Michael Tait Tafoya)
1.6. Hip-Hop/Rap
1.6.1. Alternative Rap
1.6.2. Bounce
1.6.3. Dirty South
1.6.4. Gangsta Rap
1.6.5. Hardcore Rap
1.6.6. Hip-Hop
1.6.7. Latin Rap
1.6.8. Old School Rap
1.6.9. Rap
1.6.10. Underground Rap
1.6.11. West Coast Rap
1.7. Jazz
1.7.1. Acid Jazz (with thx to Hunter Nelson)
1.7.2. Avant-Garde Jazz
1.7.3. Contemporary Jazz
1.7.4. Crossover Jazz
1.7.5. Smooth Jazz
1.7.6. Trad Jazz
1.8. Indie Pop
1.9. Pop
1.9.1. Chamber Pop (thx Haug)
1.9.2. Dance Pop
1.9.3. Dream Pop (thx Haug)
1.9.4. Pop/Rock
1.9.5. Pop Punk (thx Makenzie)
1.9.6. Power Pop (thx Haug)
1.9.7. Synthpop (thx Haug)
1.9.8. Teen Pop
1.10. R&B/Soul
1.10.1. Contemporary R&B
1.10.2. Disco (not a top level genre Sheldon Reynolds!)
1.10.3. Funk
1.10.4. Motown
1.10.5. Soul
1.11. Rock
1.12. Vocal
1.12.1. A cappella
1.12.2. Vocal Jazz
1.12.3. Vocal Pop
2. Description of elements of music
2.1. Pitch and melody
2.2. Harmony and chords
2.3. Rhythm
2.4. Texture
2.5. Timbre or "tone color"
2.6. Expression
2.7. Form
2.7.1. Sectional form
2.7.2. Strophic form
2.7.3. Binary form
2.7.4. Ternary form
2.7.5. Rondo form
2.7.6. Developmental form
2.8. Medley
3. Musical Instruments
3.1. Strings
3.1.1. Violin
3.1.2. Viola
3.1.3. Cello
3.1.4. Bass
3.1.5. Ukelele
3.1.6. Guitar
3.1.7. Harp
3.2. Stings
3.2.1. Bow
3.2.2. Violin
3.2.3. Viola
3.2.4. Bass
3.2.5. Cello
3.2.6. Piano
3.3. Woodwinds
3.3.1. Flute
3.3.2. Piccolo
3.3.3. Saxophone
3.3.4. Clarinet
3.4. Brass
3.4.1. Trumpet
3.4.2. Trombone
3.4.3. French Horn
3.4.4. Tuba
3.5. Percussion
3.5.1. Drum
3.5.2. Bongos
3.5.3. Kettledrum
3.5.4. Xylophone
3.5.5. Conga
3.5.6. Cymbals
3.6. Keyboard Instruments
3.6.1. Piano
3.6.2. Organ
3.6.3. Synthesizer
3.7. Other Instruments
3.7.1. Accordion
3.7.2. Harmonica