noun[mass noun] Chemistry
A colourless liquid fatty acid present in various plant oils, used in making perfumes.
- Chemical formula: CH3(CH2)3COOH
More example sentences
- Pentanoic acid, or valeric acid, is also known for its odor and in fact is used for flavorings and perfumes.
1920s: pentanoic from pentane.
Definition of pentanoic acid in:
- The US English dictionary