tetrinic Meaning, Definition & Usage

Te*trin"ic adjective
Etymology
See Tetra-.
Definitions
  1. (Chem.) Of, pertaining to, or designating, a complex ketonic acid, C5H6O3, obtained as a white crystalline substance; -- so called because once supposed to contain a peculiar radical of four carbon atoms. Called also acetyl-acrylic acid.

Webster 1913