(Ven"om*ous) a. [OE. venemous, venimous, F. venimeux, L. venenosus, fr. venenum
poison. See Venom, and cf. Venenose.]
1. Full of venom; noxious to animal life; poisonous; as, the bite of a serpent may be venomous.
2. (Zoöl.) Having a poison gland or glands for the secretion of venom, as certain serpents and insects.
3. Noxious; mischievous; malignant; spiteful; as, a venomous progeny; a venomous writer.
Venomous snake (Zoöl.), any serpent which has poison glands and fangs, whether dangerous to man
or not. These serpents constitute two tribes, the viperine serpents, or Solenoglypha, and the cobralike
serpents, or Proteroglypha. The former have perforated, erectile fangs situated in the front part of the
upper jaw, and are without ordinary teeth behind the fangs; the latter have permanently erect and grooved
fangs, with ordinary maxillary teeth behind them.
Ven"om*ous*ly, adv. Ven"om*ous*ness, n.
(Ve*nose") a. [See Venous.] Having numerous or conspicuous veins; veiny; as, a venose
1. The quality or state of being venous.
2. (Med.) A condition in which the circulation is retarded, and the entire mass of blood is less oxygenated
than it normally is.
(Ven"ous) a. [L. venosus, from vena a vein. See Vein.]
1. (Anat.) Of or pertaining to a vein or veins; as, the venous circulation of the blood.
2. Contained in the veins, or having the same qualities as if contained in the veins, that is, having a
dark bluish color and containing an insufficient amount of oxygen so as no longer to be fit for oxygenating
the tissues; said of the blood, and opposed to arterial.
3. Marked with veins; veined; as, a venous leaf.
Venous leaf (Bot.), a leaf having vessels branching, or variously divided, over its surface. Venous
hum (Med.), a humming sound, or bruit, heard during auscultation of the veins of the neck in anæmia.
Venous pulse (Physiol.), the pulse, or rhythmic contraction, sometimes seen in a vein, as in the
neck, when there is an obstruction to the passage of blood from the auricles to the ventricles, or when
there is an abnormal rigidity in the walls of the greater vessels. There is normally no pulse in a vein.
(Vent) n. [F. vente, fr. L. vendere, -itum, to sell; perh. confused with E. vent an opening. See
Vend.] Sale; opportunity to sell; market. [Obs.] Shelton.
There is no vent for any commodity but of wool.Sir W. Temple.
(Vent), v. t. To sell; to vend. [Obs.]
Therefore did those nations vent such spice.Sir W. Raleigh.
(Vent), n. [Sp. venta a poor inn, sale, market. See Vent sale.] A baiting place; an inn. [Obs.]
(Vent), v. i. [Cf. F. venter to blow, vent wind (see Ventilate); but prob influenced by E. vent an
opening.] To snuff; to breathe or puff out; to snort. [Obs.] Spenser.