triethanolamine in English dictionary triethanolamine Meanings and definitions of "triethanolamine" (organic chemistry) The tertiary amine (HO-CH 2 -CH 2 ) 3 N derived from ethanolamine noun (organic chemistry) The tertiary amine (HO-CH 2-CH 2) 3N derived from ethanolamine more Grammar and declension of triethanolamine triethanolamine ( uncountable) more Sample sentences with "triethanolamine" Declension Stem Try again Available translations Arabic Chinese French German Irish Polish Russian Spanish Authors