plural of ridge vent

A vertical pipe that provides ventilation to a building's drainage system

plural of abat-vent

An abnormal behaviour of birds, primarily commercial egg-laying hens, characterised by pecking damage to the cloaca, the surrounding skin and underlying tissue.

plural of air vent

plural of hydrothermal vent

plural of vent stack

To utter; to produce (a sound). / To express (an emotion, opinion, etc.).

plural of vent-piece

(firearms) In a breechloading firearm, a vertical sliding block with a conical plug on its front surface to seal the firing chamber and close the breech.