sound·board 
(soundbôrd′)
(soundbôrd′)n.
1. See sounding board.
2. A collection of sound bites in an audio file, especially when accessible over the internet.
- petrifaction
- petrification
- Petrified Forest
- petrify
- Petrine
- petro-
- petrochemical
- petrochemistry
- petrodollars
- petrogenesis
- petrogenetic
- petroglyph
- petroglyphic
- Petrograd
- petrographer
- petrographic
- petrographical
- petrographically
- petrography
- petrol
- petrolatum
- petroleum
- petroleum coke
- petroleum ether
- petroleum jelly