triethanolamine
noun
tri·eth·a·nol·amine
| \ (ˈ)trī-ˌeth-ə-ˈnäl-ə-ˌmēn
, -ˈnōl-
\
, -ˈnōl-
\
Medical Definition of triethanolamine
: a soluble hygroscopic basic amino alcohol C6H15NO3 that is used as a reducing agent, a corrosion inhibitor in aqueous solution, and in making fatty acid soaps