This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A colorless, flammable, poisonous liquid aldehyde, CH2CHCHO, having an acrid odor and vapors irritating to the eyes.

n. A pungent, acrid, poisonous liquid aldehyde, CH2=CH-CH=O, made by the destructive distillation of glycerol.

n. A limpid, colorless, highly volatile liquid, obtained by the dehydration of glycerin, or the destructive distillation of neutral fats containing glycerin. Its vapors are intensely irritating.

n. A colorless limpid liquid, CH2CHCOH, having a disagreeable and intensely irritating odor, such as that noticeable after the flame of a candle has been extinguished and while the wick still glows.

n. a pungent colorless unsaturated liquid aldehyde made from propene

"The plant is also setting new standards in the area of backward integration, obtaining all the important precursors such as acrolein and methyl mercaptan from its own raw materials production facilities."

aldehyde   

acrolein test    acrolein dimer    acrolein cyanohydrin   

propenal    acrylaldehyde   

methacrylate    dinitronaphthalene    thiodiglycol    ethene    acrylonitrile    sal ammoniac    muriate    thiosulphate    scrofula    phosgene