| 单词 | formaldehyde |
| 释义 | formaldehyde /fawr mal"deuh huyd', feuhr-/, n. Chem. a colorless, toxic, potentially carcinogenic, water-soluble gas, CH2O, having a suffocating odor, usually derived from methyl alcohol by oxidation: used chiefly in aqueous solution, as a disinfectant and preservative, and in the manufacture of various resins and plastics. Also called methanal. Cf. formalin. [1870-75; FORM(IC) + ALDEHYDE; modeled on G Formaldehyd] |
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