Etymology · Ancient Greek
βούτυρος
2 English words descend from Ancient Greek βούτυρος, most common first.
- but-Denotes the presence of four carbon atoms in the parent chain when forming names of organic compounds.
- butyric acidEither of the two isomeric carboxylic acids, normal butyric acid and isobutyric acid, with the chemical formula C₃H₇COOH, occurring in animal milk fat.