Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.
An extract made by evaporating the fluid part of a solution.
See also: extract
n in herbal medicine, a substance derived from mixing an herb with a solvent (usually a mixture of alcohol and water) and then removing the solvent. May be soft (viscous) or dry (powdered), depending on the plant, part of the plant, and the process used for extraction.