INCRAS'SATE, verb transitive [Latin incrasso, incrassatus; in and crassus, thick.] 1. To make thick or thicker; to thicken; the contrary to attenuate. 2. In pharmacy, to make fluids thicker by the mixture of other substances less fluid, or by evaporating the thinner parts. Acids dissolve or attenuate; alkalies precipitate or incrassate INCRAS'SATE, verb intransitive To become thick or thicker. INCRAS'SATE
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI