| benzol | (noun) a colorless liquid hydrocarbon; highly flammable; carcinogenic; the simplest of the aromatic compounds | Synonyms: benzene, benzine |
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| pentamethylenetetrazol | (noun) a drug used as a circulatory and respiratory stimulant; larger doses cause convulsions in shock therapy; Metrazol is a trademark | Synonyms: Metrazol, pentylenetetrazol |
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| pentylenetetrazol | (noun) a drug used as a circulatory and respiratory stimulant; larger doses cause convulsions in shock therapy; Metrazol is a trademark | Synonyms: Metrazol, pentamethylenetetrazol |
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| podzol | (noun) a soil that develops in temperate to cold moist climates under coniferous or heath vegetation; an organic mat over a grey leached layer | Synonyms: podsol, podsol soil, podsolic soil, podzol soil |
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