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Easily crumbling to pieces; friable; loose; as, a powdery spar.

with flour or ground birch bark, in times of scarcity. This name is also given to a white powdery variety of calcite.

The delicate, powdery coating upon certain growing or newly- gathered fruits or leaves, as on grapes, plums, etc. Hence: Anything giving an appearance of attractive freshness; a flush; a glow. A new, fresh, brilliant world, with all the bloom upon it. Thackeray.

ried, as with fire or heat; baked or hardened in the fire or the sun. Burnt ear, a black, powdery fungus which destroys grain. See Smut. -- Burnt offering, something offered and burnt on an altar, as an atonement for sin; a sacrifice. The offerings of the Jews were a clean animal, as an ox, a calf, a goat, or a sheep;…

s. Bouvier. -- Dry rot, a decay of timber, reducing its fibers to the condition of a dry powdery dust, often accompanied by the presence of a peculiar fungus (Merulius lacrymans), which is sometimes considered the cause of the decay; but it is more probable that the real cause is the decomposition of the wood itself.…

A growth of minute powdery or webby fungi, whitish or of different colors, found on various diseased or decaying substances.

hrike. -- Mountain mahogany (Bot.) See under Mahogany. -- Mountain meal (Min.), a light powdery variety of calcite, occurring as an efflorescence. -- Mountain milk (Min.), a soft spongy variety of carbonate of lime. -- Mountain mint. (Bot.) See Mint. -- Mountain ousel (Zoöl.), the ring ousel; -- called also mounta…

stalks of certain fungi which are covered with a woolly substance which at length becomes powdery. Henslow.

See Powdery.

Consisting of, or reducible to, fine powder; covered with dust or powder; powdery; dusty.

a vegetable parasite, and forming ring-shaped discolored patches covered with vesicles or powdery scales. It occurs either on the body, the face, or the scalp. Different varieties are distinguished as Tinea circinata, Tinea tonsurans, etc., but all are caused by the same parasite (a species of Trichophyton).…

o large claws. Called also spiny lobster, and sea crayfish. -- Rock meal (Min.), a light powdery variety of calcite occuring as an efflorescence. -- Rock milk. (Min.) See Agaric mineral, under Agaric. -- Rock moss, a kind of lichen; the cudbear. See Cudbear. -- Rock oil. See Petroleum. -- Rock parrakeet (Zoöl.), a…

An affection of cereal grains producing a swelling which is at length resolved into a powdery sooty mass. It is caused by parasitic fungi of the genus Ustilago. Ustilago segetum, or U. Carbo, is the commonest kind; that of Indian corn is Ustilago maydis.

s, and extracted (as from potatoes, corn, rice, etc.) as a white, glistening, granular or powdery substance, without taste or smell, and giving a very peculiar creaking sound when rubbed between the fingers. It is used as a food, in the production of commercial grape sugar, for stiffening linen in laundries, in making…

d. -- Wood fiber. (a) (Bot.) Fibrovascular tissue. (b) Wood comminuted, and reduced to a powdery or dusty mass. -- Wood fretter (Zoöl.), any one of numerous species of beetles whose larvæ bore in the wood, or beneath the bark, of trees. -- Wood frog (Zoöl.), a common North American frog (Rana sylvatica) which lives…