Wiktionary
saccharic acid
n. (context carbohydrate English) The aldaric acid derived from glucose
WordNet
saccharic acid
n. a white dicarboxylic acid formed from oxidation of sugar or starch
Wikipedia
Saccharic acid
Saccharic acid, also called glucaric acid, is a chemical compound with the formula CHO. It is derived by oxidizing a sugar such as glucose with nitric acid.
The salts of saccharic acid are called saccharates or glucarates.