ABSORB'ENT, adjective Imbibing; swallowing. ABSORB'ENT, noun In anatomy, a vessel which imbibes, as the lacteals, lymphatics, and inhaling arteries. In medicine, a testaceous powder, or other substance, which imbibes the humors of the body, as chalk or magnesia.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI