Definition from Wiktionary, the free dictionary
- (chemistry) To separate (a mixture) into its individual constituents by exploiting differences in some chemical or physical property, such as boiling point, particle size, solubility etc.
- Crude oil is fractionated in a refinery to produce a number of different petroleum products.
- (cryptography) To divide each plaintext symbol into several ciphertext symbols as a preliminary stage of encryption.
to separate a liquid into its constituent parts