pet-cock
Definition
- Noun:
- A small valve or tap: A "pet-cock" is a small valve or faucet used to release pressure or drain fluid from a system, such as a steam engine, radiator, or pipe. It is typically operated by hand and designed for controlled venting.
Usage Examples
- Noun:
- The engineer opened the pet-cock to release excess steam from the boiler. (A valve used to vent steam.)
- Before replacing the radiator, he turned the pet-cock to drain the remaining water. (A tap for draining liquid.)
Advanced Usage
"to open the pet-cock": to operate the valve to allow gas or liquid to escape.
- In an emergency, you must open the pet-cock to prevent pressure buildup. (Release pressure via the valve.)
"to close the pet-cock": to shut the valve to stop the flow.
- After draining the system, close the pet-cock tightly to avoid leaks. (Secure the valve.)
Variants and Related Words
- Petcock (n): a common alternative spelling (without a hyphen) meaning the same device.
- He checked the petcock before starting the engine. (The small valve.)
Synonyms
- Valve: a device for controlling the flow of a fluid.
- Tap: a valve for drawing liquid from a pipe or container.
- Faucet: a valve for controlling the flow of water (less technical).
Related Idioms