The Collaborative International Dictionary
Glyceric \Gly*cer"ic\, a. (Chem.) Pertaining to, or derived from, glycerin.
Glyceric acid (Chem.), an organic acid, obtained by the partial oxidation of glycerin, as a thick liquid. It is a hydroxyl derivative of propionic acid, and has both acid and alcoholic properties.
Wiktionary
n. A colourless syrupy organic compound, CH2OH.CHOH.COOH, formed by the oxidation of glycerol or glyceraldehyde.
WordNet
n. a syrupy acid obtained by oxidation of glycerol or glyceraldehyde
Wikipedia
Glyceric acid is a natural three-carbon sugar acid. Salts and esters of glyceric acid are known as glycerates.
glycerol after reacting with gym-an oxygen giving reagent (such as KMnO4+H2SO4) produced glyceric acid.
KMnO4+3H2SO4=K2SO4+3H20+5[O] CH2OH-CHOH-CH2OH+[O]=CH2OH-CHOH-COOH+H2O