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pable of producing great effects of any kind; potent; mighty; efficacious; intense; as, a powerful man or beast; a powerful engine; a powerful argument; a powerful light; a powerful vessel. The powerful grace that lies In herbs, plants, stones, and their true qualities. Shak.

Not powerful; weak. Cowley.

tual qualifications, or strong mental powers; showing ability or skill; talented; clever; powerful; as, the ablest man in the senate; an able speech. No man wrote abler state papers. Macaulay.

A powerful evil jinnee, demon, or monstrous giant.

e power to produce an effect; as, a physical, chemical, or medicinal agent; as, heat is a powerful agent.

Activity; powerful agency. [Obs.] The agility of the sun's fiery heat. Holland.

gun in which the elastic force of condensed air is used to discharge the ball. The air is powerfully compressed into a reservoir attached to the gun, by a condensing pump, and is controlled by a valve actuated by the trigger.

All-powerful; almighty. [Obs.] Udall.

Unlimited in might; omnipotent; all-powerful; irresistible. I am the Almighty God. Gen. xvii. 1.

sence of the crystalline lens, as after operations for cataract. The remedy is the use of powerful convex lenses. Dunglison.

A crystalline alkaloid obtained from morphia. It is a powerful emetic.

Powerful in arms; mighty in battle. The temple stood of Mars armipotent. Dryden.

A calling away; a diversion. [Obs. or Archaic] Impulses to duty, and powerful avocations from sin. South.

orus foetidus), with digitate leaves. It has an offensive smell and acrid taste, and is a powerful emetic, cathartic, and anthelmintic.

es. The whole plant and its fruit are very poisonous, and the root and leaves are used as powerful medicinal agents. Its properties are largely due to the alkaloid atropine which it contains. Called also deadly nightshade.

A short bar used by thieves to wrench doors open. [Written also bettee.] The powerful betty, or the artful picklock. Arbuthnot.

A breed of large and powerful dogs, with long, smooth, and pendulous ears, and remarkable for acuteness of smell. It is employed to recover game or prey which has escaped wounded from a hunter, and for tracking criminals. Formerly it was used for pursuing runaway slaves. Other varieties of dog are often used for the sa…

A large and powerful serpent of tropical America, sometimes twenty or thirty feet long. See Illustration in Appendix.

Rough or rude; unbending; unyielding; strong; powerful. [Obs.] "Boisterous sword." "Boisterous hand." Shak.

r apparatus; as, to bore a steam cylinder or a gun barrel; to bore a hole. Short but very powerful jaws, by means whereof the insect can bore, as with a centerbit, a cylindrical passage through the most solid wood. T. W. Harris.