acrylamide Syllabification: (a·cryl·a·mide)Pronunciation: /əˈkriləˌmīd, ˌakrəˈlamīd/Definition of acrylamide noun Chemistry a colorless crystalline solid that readily forms water-soluble polymers. The amide of acrylic acid; chemical formula: CH2=CHCONH2 Origin: late 19th century: from acrylic + amideacrylamide in other Oxford dictionaries Definition of acrylamide in the British & World English dictionary