| RAW | Resistance of Airway; ±âµµÀúÇ× |
|---|---|
| RAW | right atrial wall |
| Raw | airway resistance |
| RAW | airway resistance |
| CWP | Coal Worker's Pneumoconiosis = Black Lung |
| CWP | Coal Workers' Pneumoconiosis |
|---|---|
| RSF | Raw soya flour |
| raw | 1. Not altered from its natural state; not prepared by the action of heat; as, raw sienna; specifically, not cooked; not changed by heat to a state suitable for eating; not done; as, raw meat. 2. Hence: Unprepared for use or enjoyment; immature; unripe; unseasoned; inexperienced; unpracticed; untried; as, raw soldiers; a raw recruit. "Approved himself to the raw judgment of the multitude." (De Quincey) 3. Not worked in due form; in the natural state; untouched by art; unwrought. Specifically: Not distilled; as, raw water. Not spun or twisted; as, raw silk or cotton. Not mixed or diluted; as, raw spirits. Not tried; not melted and strained; as, raw tallow. Not tanned; as, raw hides. Not trimmed, covered, or folded under; as, the raw edge of a piece of metal or of cloth. 4. Not covered; bare. Specifically: Bald. "With scull all raw." Deprived of skin; galled; as, a raw sore. Sore, as if by being galled. "And all his sinews waxen weak and raw Through long imprisonment." (Spenser) 5. Disagreeably damp or cold; chilly; as, a raw wind. "A raw and gusty day." Raw material, material that has not been subjected to a (specified) process of manufacture; as, ore is the raw material used in smelting; leather is the raw material of the shoe industry. Raw pig, cast iron as it comes from the smelting furnace. Origin: AS. Hreaw; akin to D. Raauw, LG. Rau, G. Roh, OHG. Ro, Icel. Hrar, Dan. Raa, Sw. Ra, L. Crudus, Gr. Kreas flesh, Skr. Kravis raw flesh. Cf. Crude, Cruel. Source: Websters Dictionary (01 Mar 1998) |
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| raw score | The actual score, measurement, or value obtained before any statistics are applied to it. Compare: standard score. (05 Mar 2000) |
| bovey coal | <chemical> A kind of mineral coal, or brown lignite, burning with a weak flame, and generally a disagreeable odour; found at Bovey Tracey, Devonshire, England. It is of geological age of the oolite, and not of the true coal era. Source: Websters Dictionary (01 Mar 1998) |
| coal | A natural fuel formed by partial decomposition of vegetable matter under certain environmental conditions. (12 Dec 1998) |
| coal dust | <chest medicine> Fine particulate coal dust that is a known respiratory irritant. Coal dust is the underlying cause of the occupational lung disease known as black lung. (27 Sep 1997) |
| coal oil | Rock oil, mineral oil, or natural oil, a dark brown or greenish inflammable liquid, which, at certain points, exists in the upper strata of the earth, from whence it is pumped, or forced by pressure of the gas attending it. It consists of a complex mixture of various hydrocarbons, largely of the methane series, but may vary much in appearance, composition, and properties. It is refined by distillation, and the products include kerosene, benzine, gasoline, paraffin, etc. Petroleum spirit, a volatile liquid obtained in the distillation of crude petroleum at a temperature of 170 deg Fahr, or below. The term is rather loosely applied to a considerable range of products, including benzine and ligroin. The terms petroleum ether, and naphtha, are sometimes applied to the still more volatile products, including rhigolene, gasoline, cymogene, etc. Origin: NL, fr. L. Petra a rock + oleum oil: cf. F. Petrole. Cf. Petrify, and Oil. Source: Websters Dictionary (01 Mar 1998) |
| coal tar | <pharmacology> A byproduct obtained during the breakdown of bituminous coal used in the treatment of some skin diseases (for example psoriasis). (27 Sep 1997) |
| coal tar naphtha | <chemistry> A volatile, very inflammable liquid, contained in the naphtha produced by the destructive distillation of coal, from which it is separated by fractional distillation. The name is sometimes applied also to the impure commercial product or benzole, and also, but rarely, to a similar mixed product of petroleum. The Benzene nucleus or Benzene ring, is a closed chain or ring, consisting of six carbon atoms, each with one hydrogen atom attached, regarded as the type from which the aromatic compounds are derived. Structure: C6H6 Origin: From Benzoin. (06 Aug 1998) |
| coal worker's pneumoconiosis | <chest medicine> A form of chronic clung disease which develops after prolonged exposure to coal dust. Advanced disease and scarring is evident on chest X-ray. Symptoms include wheezing, chronic cough and shortness of breath. (27 Sep 1997) |
| pneumoconiosis of coal workers | Pneumoconiosis seen in coal miners, for example anthracosis, black lung disease (pneumomelanosis). (05 Mar 2000) |
| day-coal | <chemical> The upper stratum of coal, as nearest the light or surface. Source: Websters Dictionary (01 Mar 1998) |
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