n. [ OE. fent, fente, a slit, F. fente a slit, cleft, fissure, from fendre to split, L. findere; but probably confused with F. vent wind, L. ventus. See Fissure, and cf. Vent to snuff. ] 1. A small aperture; a hole or passage for air or any fluid to escape; as, the vent of a cask; the vent of a mold; a volcanic vent. [ 1913 Webster ] Look, how thy wounds do bleed at many vents. Shak. [ 1913 Webster ] Long 't was doubtful, both so closely pent, Which first should issue from the narrow vent. Pope. [ 1913 Webster ] 2. Specifically: -- [ 1913 Webster ] (a) (Zool.) The anal opening of certain invertebrates and fishes; also, the external cloacal opening of reptiles, birds, amphibians, and many fishes. [ 1913 Webster ] (b) (Gun.) The opening at the breech of a firearm, through which fire is communicated to the powder of the charge; touchhole. [ 1913 Webster ] (c) (Steam Boilers) Sectional area of the passage for gases divided by the length of the same passage in feet. [ 1913 Webster ] 3. Fig.: Opportunity of escape or passage from confinement or privacy; outlet. [ 1913 Webster ] 4. Emission; escape; passage to notice or expression; publication; utterance. [ 1913 Webster ] Without the vent of words. Milton. [ 1913 Webster ] Thou didst make tolerable vent of thy travel. Shak. [ 1913 Webster ] To give vent to, to suffer to escape; to let out; to pour forth; as, to give vent to anger. -- To take vent, to escape; to be made public. [ R. ] -- Vent feather (Zool.), one of the anal, or crissal, feathers of a bird. -- Vent field (Gun.), a flat raised surface around a vent. -- Vent piece. (Gun.) (a) A bush. See 4th Bush, n., 2. (b) A breech block. [ 1913 Webster ]
|