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Not well selected; ill-chosen. The purpose you undertake is dangerous; the friends you named uncertain; the time itself unsorted. Shak.

Not vigilant against danger; not wary or cautious; unguarded; precipitate; heedless; careless.

Accumulation in the blood of the principles of the urine, producing dangerous disease.

n the passive participle; as, men used to cold and hunger; soldiers used to hardships and danger. I am so used in the fire to blow. Chaucer. Thou with thy compeers, Used to the yoke, draw'st his triumphant wheels. Milton. To use one's self, to behave. [Obs.] "Pray, forgive me, if I have used myself unmannerly." Shak.…

; listlessness. All dispositions to idleness or vacancy, even before they are habits, are dangerous. Sir H. Wotton.

er atmospheric pressure and hence also at a lower temperature, which largely obviates the danger of burning the sugar, and shortens the process. -- Vacuum pump. Same as Pulsometer, 1. -- Vacuum tube (Phys.), a glass tube provided with platinum electrodes and exhausted, for the passage of the electrical discharge; a G…

m; sickly; valetudinarian. -- Val`e*tu"di*na*ri*ness, n. It renders the habit of society dangerously. Burke.

Intrepid in danger; courageous; brave. A valiant and most expert gentleman. Shak. And Saul said to David . . . be thou valiant for me, and fight the Lord's battles. 1 Sam. xviii. 17.

Strength of mind in regard to danger; that quality which enables a man to encounter danger with firmness; personal bravery; courage; prowess; intrepidity. For contemplation he and valor formed. Milton. When valor preys on reason, It eats the sword it fights with. Shak. Fear to do base, unworthy things is valor. B. Jons…

y on horseback, stationed on the outpost of an army, to watch an enemy and give notice of danger; a vidette.

y. Convulsions, arising from something vellicating a nerve in its extremity, are not very dangerous. Arbuthnot.

us 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 uppe…

An undertaking of chance or danger; the risking of something upon an event which can not be foreseen with certainty; a hazard; a risk; a speculation. I, in this venture, double gains pursue. Dryden.

Inclined to venture; not loth to run risk or danger; venturous; bold; daring; adventurous; as, a venturesome boy or act. -- Ven"ture*some*ly, adv. -- Ven"ture*some*ness, n.

nd fowls. Acts x. 12. (Geneva Bible). This crocodile is a mischievous fourfooted beast, a dangerous vermin, used to both elements. Holland.

The communion, or eucharist, when given to persons in danger of death.

Watchfulness in respect of danger; care; caution; circumspection. Cowper. And flaming ministers to watch and tend Their earthly charge; of these the vigilance I dread. Milton.

Attentive to discover and avoid danger, or to provide for safety; wakeful; watchful; circumspect; wary. "Be sober, be vigilant." 1 Pet. v. 8. Sirs, take your places, and be vigilant. Shak.

A dangerous, treacherous, or malignant person. Who committed To such a viper his most sacred trust Of secrecy. Milton. Horned viper. (Zoöl.) See Cerastes. -- Red viper (Zoöl.), the copperhead. -- Viper fish (Zoöl.), a small, slender, phosphorescent deep-sea fish (Chauliodus Sloanii). It has long ventral and dorsal fi…

To expose one's self to, as a risk; to incur, as a danger; to venture; to hazard. "Too weak to wage an instant trial with the king." Shak. To wake and wage a danger profitless. Shak.