carboxylic acids

https://doi.org/10.1351/goldbook.C00852
@O04374@ having the structure RC(=O)OH. The term is used as a suffix in @S06236@ formation to denote the –C(=O)OH group including its carbon atom.
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1326 [Terms] [Paper]