thiocarboxylic acid

== English == === Etymology === From thio- +‎ carboxylic acid. === Noun === thiocarboxylic acid (plural thiocarboxylic acids) (chemistry) any analogue of a carboxylic acid, or general formula RC(=S)OH, RC(=O)SH or RC(=S)SH in which one or both of the oxygen has been replaced by sulfur === See also === thioaldehyde thioanhydride thioether thioketone