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A large blood-sucking leech (Hæmopsis vorax), of Europe and Northern Africa. It attacks the lips and mouths of horses.

An act of an open enemy; a hostile deed; especially in the plural, acts of warfare; attacks of an enemy. We have showed ourselves generous adversaries . . . and have carried on even our hostilities with humanity. Atterbury. He who proceeds to wanton hostility, often provokes an enemy where he might have a friend. Crabb…

action of sulphuric acid on fluorite, and is usually collected as a solution in water. It attacks all silicates, as glass or porcelain, is the agent employed in etching glass, and is preserved only in vessels of platinum, lead, caoutchouc, or gutta-percha.

ep; as, the so-called hypnogenic pressure points, pressure upon which is said to cause an attack of hypnotic sleep. De Watteville.

nts on the surface of the body, pressure upon which is said both to produce and arrest an attack of hysteria. De Watteville.

One who exposes or destroys impositions or shams; one who attacks cherished beliefs; a radical.

- Ill temper, anger; moroseness; crossness. -- Ill turn. (a) An unkind act. (b) A slight attack of illness. [Colloq. U.S.] -- Ill will, unkindness; enmity; malevolence.

gliding in; an immisson or entrance of one thing into another; also, a sudden descent or attack. Akenside. They sit silent . . . waiting for an illapse of the spirit. Jeffrey.

Not to be stormed, or taken by assault; incapable of being subdued; able to resist attack; unconquerable; as, an impregnable fortress; impregnable virtue. The man's affection remains wholly unconcerned and impregnable. South. -- Im*preg"na*ble*ness, n. -- Im*preg"na*bly, adv.

To attack by words or arguments; to contradict; to assail; to call in question; to make insinuations against; to gainsay; to oppose. The truth hereof I will net rashly pugn, or overboldly affirm. Peacham.

Act of impugning; opposition; attack. [Obs.] A perpetual impugnation and self-conflict. Bp. Hall.

tion (Med.), the period which elapses between exposure to the causes of a disease and the attack resulting from it; the time of development of the supposed germs or spores.

Attack; occurrence. [Obs.] Sins of daily incursion. South.

ous means, but obliquely or consequentially; by remote means; as, an indirect accusation, attack, answer, or proposal. By what bypaths and indirect, crooked ways I met this crown. Shak.

f faith in justification. Bp. Burnet. The discovery of gunpowder developed the science of attack and defense in a new instrumentality. J. H. Newman.

The act of leaping on; onset; attack. [Obs.] Dryden.

le intentions; to enter with a view to conquest or plunder; to make an irruption into; to attack; as, the Romans invaded Great Britain. Such an enemy Is risen to invade us. Milton.

The incoming or first attack of anything hurtful or pernicious; as, the invasion of a disease.

claim or rail (against some person or thing); to utter censorious and bitter language; to attack with harsh criticism or reproach, either spoken or written; to use invectives; -- with against; as, to inveigh against character, conduct, manners, customs, morals, a law, an abuse. All men inveighed against him; all men, e…

esh surface, is a gray or white metal. It is easily oxidized (rusted) by moisture, and is attacked by many corrosive agents. Symbol Fe (Latin Ferrum). Atomic weight 55.9. Specific gravity, pure iron, 7.86; cast iron, 7.1. In magnetic properties, it is superior to all other substances.