aldol

noun Chemistry.

1. Also called acetaldol. a colorless, syrupy, water-soluble liquid, C4H8O2, formed by the condensation of acetaldehyde: used chiefly in the manufacture of rubber vulcanizers and accelerators, and in perfumery.
2. any of a class of compounds containing both an alcohol and an aldehyde functional group, formed by a condensation reaction between aldehyde or ketone molecules.

noun

1. a colourless or yellowish oily liquid, miscible with water, used in the manufacture of rubber accelerators, as an organic solvent, in perfume, and as a hypnotic and sedative. Formula: CH 3 CHOHCH 2 CHOSystematic name: 3-hydroxybutanal
2. any organic compound containing the functional group -CHOHCH 2 CHO
3. (modifier) consisting of, containing, or concerned with the group -CHOHCH 2 CHOaldol group or radical; aldol reaction

n.

1. A thick, colorless to pale yellow liquid obtained from acetaldehyde and used in perfumery and as a solvent.
2. A similar aldehyde containing the group CH3OH-CO-CHOH.