Formaldehyde meaning

fôr-măldə-hīd
A pungent colorless flammable gaseous compound, CH2 O, the simplest and most reactive aldehyde, used for manufacturing melamine and phenolic resins, fertilizers, dyes, and embalming fluids and in aqueous solution as a preservative and disinfectant.
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A pungent gas, HCHO, used in solution as a strong disinfectant and preservative, and in the manufacture of synthetic resins, dyes, etc.
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A colorless gas having a sharp, suffocating odor. It is used in making plastics and, when dissolved in a solution of water and methanol, to preserve biological specimens. Chemical formula: CH2O.
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(organic chemistry) The simplest aldehyde, H-CHO, a colourless gas that has many industrial applications; it dissolves in water to give formalin.
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Origin of formaldehyde

  • form(ic acid) aldehyde

    From American Heritage Dictionary of the English Language, 5th Edition