vent

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Related to cloacal vent: avian cloaca

vent

 [vent]
an opening or outlet, such as an opening that discharges pus, or the anus.

vent

(vent),
An opening into a cavity or canal, especially one through which the contents of such a cavity are discharged, as the anus.
[O. Fr. fente, a chink, cleft]

vent

(vĕnt)
n.
1. An opening permitting the escape of fumes, a liquid, a gas, or steam.
2. Zoology The excretory opening of the digestive tract in animals such as birds, reptiles, amphibians, and fish.
v. vented, venting, vents
v.tr.
1. To release or discharge (steam, for example) through an opening.
2. To provide with a vent.
v.intr.
To be released or discharged through an opening.

vent′er n.

vent

Ventilation, ventilator

vent

(vent)
An opening into a cavity or canal, especially one through which the contents of such a cavity are discharged, such as the anus.
[O. Fr. fente, a chink, cleft]