Definitions Found:
PETCOCK, a small valve or faucet
- petcocksPETCOCK, a small valve or faucet
- petcocka small valve or faucet
- petcocksmall valve or faucet, as for draining off excess or waste material from the cylinder of a steam engine or an internal-combustion engine
- petcocksA small valve, esp. in the pipe of a steam boiler or cylinder of a steam engine for drainage or testing
- valvulaesmall valve or valvule
- valvulasmall valve or valvule