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A rosaceous herb (Potentilla Tormentilla), the root of which is used as a powerful astringent, and for alleviating gripes, or tormina, in diarrhea.

pounds of high explosive. It has no soft cap, and is intended to effect its damage by the powerful explosion which follows on slight resistance. It is used chiefly in 12-inch mortars.

A larger, swifter, and more powerful armed type of torpedo boat, originally intended principally for the destruction of torpedo boats, but later used also as a more formidable torpedo boat.

to make trenches against; to approach by trenches, as a town in besieging it. [Obs.] Like powerful armies, trenching at a town By slow and silent, but resistless, sap. Young.

A powerful brass instrument of the trumpet kind, thought by some to be the ancient sackbut, consisting of a tube in three parts, bent twice upon itself and ending in a bell. The middle part, bent double, slips into the outer parts, as in a telescope, so that by change of the vibrating length any tone within the compass…

Having a powerful, far-reaching voice or speech.

A small, powerful steamboat used to tow vessels; -- called also steam tug, tugboat, and towboat.

ed by them at the time of the conquest. The Tupi and the Guarani were originally the most powerful of the stock, which is hence also called Tupi-Guaranian.

Having two hands; -- often used as an epithet equivalent to large, stout, strong, or powerful. "Two-handed sway." Milton.

person that is superior, weighs upon, oppresses, bows down, governs, directs, influences powerfully, or the like, in a relation of subjection, subordination, obligation, liability, or the like; as, to travel under a heavy load; to live under extreme oppression; to have fortitude under the evils of life; to have patien…

ate, as that which is twined or twisted; to disentangle; to untie. It requires a long and powerful counter sympathy in a nation to untwine the ties of custom which bind a people to the established and the old. Sir W. Hamilton.

A very large, powerful, and savage extinct bovine animal (Bos urus or primigenius) anciently abundant in Europe. It appears to have still existed in the time of Julius Cæsar. It had very large horns, and was hardly capable of domestication. Called also, ur, ure, and tur.

Vigorous in body; strong; powerful; as, a valiant fencer. [Obs.] Walton.

Strong; powerful; efficient. [Obs.] "Perhaps more valid arms . . . may serve to better us." Milton.

Virtuous; powerful. [Obs.] Spenser.

Exhibiting strength, either of body or mind; powerful; strong; forcible; energetic; as, vigorous exertions; a vigorous prosecution of a war. The beginnings of confederacies have been always vigorous and successful. Davenant. -- Vig"or*ous*ly, adv. -- Vig"or*ous*ness, n.

avenge; to punish; as, a war to vindicate or punish infidelity. [Obs.] Bacon. God is more powerful to exact subjection and to vindicate rebellion. Bp. Pearson.

Having power or efficacy; powerfully operative; efficacious; potent. [Obs.] Chaucer. Lifting up his virtuous staff on high, He smote the sea, which calméd was with speed. Spenser. Every virtuous plant and healing herb. Milton.

Trichecus rosmarus) of the Seal family, native of the Arctic Ocean. The male has long and powerful tusks descending from the upper jaw. It uses these in procuring food and in fighting. It is hunted for its oil, ivory, and skin. It feeds largely on mollusks. Called also morse.

-- War horse, a horse used in war; the horse of a cavalry soldier; especially, a strong, powerful, spirited horse for military service; a charger. -- War paint, paint put on the face and other parts of the body by savages, as a token of going to war. "Wash the war paint from your faces." Longfellow. -- War song, a s…