Word Study
turpeth
CIDE DICTIONARY
turpeth, n. [NL. turpethum, fr. Per. tirbid a cathartic, turbad a purgative root. Cf. Turbith.].
- The root of
Ipom , a plant of Ceylon, Malabar, and Australia, formerly used in medicine as a purgative; -- sometimes called vegetable turpeth . [1913 Webster] - A heavy yellow powder,
Hg3O2SO4 , which consists of a basic mercuric sulphate; -- called alsoturpeth mineral . [1913 Webster]
OXFORD DICTIONARY
turpeth, n. (in full turpeth root) the root of an E. Indian plant, Ipomoea turpethum, used as a cathartic.
Etymology
ME f. med.L turbit(h)um f. Arab. & Pers. turbid
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