glycerol

glyc·er·ol

noun \ˈglis-ə-ˌrȯl, -ˌrōl\

Definition of GLYCEROL

: a sweet syrupy hygroscopic trihydroxy alcohol C₃H₈O₃ usually obtained by the saponification of fats and used especially as a solvent and plasticizer, as a moistening agent, emollient, and lubricant, and as an emulsifying agent—called also glycerin