n. [ Gr. &unr_;, fr. &unr_; to bring down or raze; &unr_; down + &unr_; to take. ] (Med.) A mild kind caustic used to reduce warts and other excrescences. Dunglison. [ 1913 Webster ]
{ } a. [ Gr. &unr_;, fr. &unr_; to cleanse, fr. &unr_; pure; akin to F. chaste. ] 1. (Med.) Cleansing the bowels; promoting evacuations by stool; purgative. [ 1913 Webster ]
2. Of or pertaining to the purgative principle of senna, as cathartic acid. [ 1913 Webster ]
n. [ Gr. &unr_;. ] (Med.) A medicine that promotes alvine discharges; a purge; a purgative of moderate activity. [ 1913 Webster ]
☞ The cathartics are more energetic and certain in action that the laxatives, which simply increase the tendency to alvine evacuation; and less powerful and irritaint that the drastic purges, which cause profuse, repeated, and watery evacuations.
-- Ca*thar"tic*al*ly, adv. -- Ca*thar"tic*al*ness, n. [ 1913 Webster ]
English-Thai: HOPE Dictionary [with local updates]
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