guaifenesin


guai·fen·e·sin

noun \g(w)ī-ˈfen-ə-sən\

Definition of GUAIFENESIN

: the glyceryl ether of guaiacol C10H14O4 that is used especially as an expectorant—called also glyceryl guaiacolate

Seen & Heard

What made you want to look up guaifenesin? Please tell us where you read or heard it (including the quote, if possible).