- C4H6OH4
- Tetracid Tet*rac"id, a. [Tetra + acid.] (Chem.) Capable of neutralizing four molecules of a monobasic acid; having four hydrogen atoms capable of replacement ba acids or acid atoms; -- said of certain bases; thus, erythrine, {C4H6(OH)4}, is a tetracid alcohol. [1913 Webster]
The Collaborative International Dictionary of English. 2000.