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A very dangerous contagious disease in which the air passages, and especially the throat, become coated with a false membrane, produced by the solidification of an inflammatory exudation. Cf. Group.

Hazardous; dangerous. [Obs.] Harvey.

To be distasteful; to taste ill or disagreeable. [Obs.] Dangerous conceits are, in their natures, poisons, Which at the are scarce found to distaste. Shak.

l earth, mica, etc., mixed with nitroglycerin to make a damp powder (dynamite, etc.) less dangerous to transport, and ordinarily explosive only by suitable fulminating caps.

r courage to; to encourage. Shak. The self-conceit which emboldened him to undertake this dangerous office. Sir W. Scott.

The qualifies which prompt one to undertake difficult and dangerous exploits. I love thy courage yet and bolt emprise; But here thy sword can do thee little stead. Milton.

To taint or impregnate with venom, or any substance noxious to life; to poison; to render dangerous or deadly by poison, as food, drink, a weapon; as, envenomed meat, wine, or arrow; also, to poison (a person) by impregnating with venom. Alcides . . . felt the envenomed robe. Milton. O, what a world is this, when what…

his fungus infecting grains of rye and wheat. It is a powerful remedial agent, and also a dangerous poison, and is used as a means of hastening childbirth, and to arrest bleeding.

ish. [R.] An active, expensive, indefatigable goodness. Sprat. The idle and expensive are dangerous. Sir W. Temple.

le event. No farther, (used elliptically for) go no farther; say no more, etc. It will be dangerous to go on. No farther ! Shak.

give protection or security, as by a fence. Vice is the more stubborn as well as the more dangerous evil, and therefore, in the first place, to be fenced against. Locke.

Funereal; deadly; fatal; dangerous. [R.] "Feral accidents." Burton.

An apparatus for detecting the presence of any dangerous gas, from a gas leak in a coal mine or a dwelling house.

the purpose of removing a fetus. It is a substitute for the Cæsarean operation, and less dangerous.

Exposed to hazard; dangerous; risky. To enterprise so hazardous and high! Milton.

Requiring the strength of Hercules; hence, very great, difficult, or dangerous; as, an Herculean task.

losophy, etc.; -- usually, but not necessarily, said in reproach. New opinions Divers and dangerous, which are heresies, And, not reformed, may prove pernicious. Shak. After the study of philosophy began in Greece, and the philosophers, disagreeing amongst themselves, had started many questions . . . because every man…

as committed, or as being associated with something detestable; hence, unlucky; perilous; dangerous. "Infamous woods." P. Fletcher. Infamous hills, and sandy perilous wilds. Milton. The piny shade More infamous by cursed Lycaon made. Dryden.

Mischievous; harmful; dangerous. [Obs.] "Infestuous as serpents." Bacon.

Lack of sanitation; careless or dangerous hygienic conditions.