aldonic acids

synonym: glyconic acids
https://doi.org/10.1351/goldbook.A00212
Polyhydroxy acids having the general formula $\ce{HOCH2[CH(OH)]_{n}C(=O)OH}$ and therefore derived from an aldose by oxidation of the aldehyde function, e.g. ᴅ-gluconic acid.
molecule
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1313 [Terms] [Paper]