vent-hole

/'venthoul/

Thân thiện

A small vent-hole near the floor allows fresh air into the room.

Definition

1. Noun:
   • An opening designed to allow gas or air to escape: A "vent-hole" is a specifically created aperture or passage in a container, vessel, or structure that permits the controlled release or entry of air, gas, or vapor to prevent pressure buildup or allow ventilation.

Examples of Usage

• Noun:
  • The barrel has a small vent-hole to allow gases produced during fermentation to escape.
  • For safety, the chemical storage tank is equipped with a pressure relief vent-hole.

Advanced Usage

• Technical/Engineering Context: In technical specifications, a "vent-hole" is a critical design feature to ensure pressure equalization or prevent vacuum formation.
  • The engineer specified a 5mm vent-hole in the housing to prevent condensation buildup.

Variants and Related Words

• Vent (n/v): A more general term for an opening that allows air or gas to pass. "Vent-hole" is a specific type of vent, often implying a small, drilled hole.
  • The room has a vent for the air conditioning system.
• Breather hole (n): A synonymous term, especially used for small openings that allow a container to "breathe" by equalizing internal and external air pressure.
  • The plastic container lid has a breather hole to make it easier to open.

Synonyms

• Air hole: An opening for the passage of air.
• Bleeder hole: A hole for bleeding off fluid or gas, often in a similar context.
• Pressure relief hole: A hole specifically for relieving excess pressure.

Related Phrases

• To drill a vent-hole: The action of creating such an opening.
  • You need to drill a vent-hole in the lid before microwaving that container.

Related Idioms

Học thuật

Noun

1. a hole for the escape of gas or air

Từ đồng nghĩa

• vent
• venthole
• blowhole