a yellow, flammable liquid, C3H4O, having a stifling odor, usually obtained by the decomposition of glycerol: used chiefly in the synthesis of commercial and pharmaceutical products.
Main Entry: acro·le·in Pronunciation: &-'krO-lE-&n Function: noun : a toxic colorless mobile liquid aldehydeC3H4O with acrid odor and irritating vapors that polymerizes readily into resins and that is used chiefly in organic synthesis (as of methionine) called also acrylaldehyde
[uh-kral-duh-hahyd] 
dəˌhaɪd