v. t. [ L. deturpare; de + turpare to make ugly, defile, turpis ugly, foul. ] To defile; to disfigure. [ Obs. ] Jer. Taylor. [ 1913 Webster ]

n. A making foul. [ Obs. ] Jer. Taylor. [ 1913 Webster ]

n. [ F. térébenthine, OF. also turbentine; cf. Pr. terebentina, terbentina, It. terebentina, trementina; fr. L. terebinthinus of the turpentine tree, from terebinthus the turpentine tree. Gr. tere`binqos, te`rminqos. See Terebinth. ] A semifluid or fluid oleoresin, primarily the exudation of the terebinth, or turpentine, tree (Pistacia Terebinthus), a native of the Mediterranean region. It is also obtained from many coniferous trees, especially species of pine, larch, and fir. [ 1913 Webster ]

☞ There are many varieties of turpentine. Chian turpentine is produced in small quantities by the turpentine tree (Pistacia Terebinthus). Venice, Swiss, or larch turpentine, is obtained from Larix Europaea. It is a clear, colorless balsam, having a tendency to solidify. Canada turpentine, or Canada balsam, is the purest of all the pine turpentines (see under Balsam). The Carpathian and Hungarian varieties are derived from Pinus Cembra and Pinus Mugho. Carolina turpentine, the most abundant kind, comes from the long-leaved pine (Pinus palustris). Strasburg turpentine is from the silver fir (Abies pectinata). [ 1913 Webster ]

Oil of turpentine (Chem.), a colorless oily hydrocarbon, C10H16, of a pleasant aromatic odor, obtained by the distillation of crude turpentine. It is used in making varnishes, in medicine, etc. It is the type of the terpenes and is related to cymene. Called also terebenthene, terpene, etc. --
Turpentine moth (Zool.), any one of several species of small tortricid moths whose larvae eat the tender shoots of pine and fir trees, causing an exudation of pitch or resin. --
Turpentine tree (Bot.), the terebinth tree, the original source of turpentine. See Turpentine, above. [ 1913 Webster ]

. North Carolina; -- a nickname alluding to its extensive production of turpentine. [ Webster 1913 Suppl. ]

n. [ NL. turpethum, fr. Per. tirbid a cathartic, turbad a purgative root. Cf. Turbith. ] [ Written also turbeth, and turbith. ] 1. (Bot.) The root of Ipomœa Turpethum, a plant of Ceylon, Malabar, and Australia, formerly used in medicine as a purgative; -- sometimes called vegetable turpeth. [ 1913 Webster ]

2. (Chem.) A heavy yellow powder, Hg3O2SO4, which consists of a basic mercuric sulphate; -- called also turpeth mineral. [ 1913 Webster ]

n. (Zool.) A land tortoise. [ Obs. ] [ 1913 Webster ]

n. [ L. turpitudo, from turpis foul, base. ] Inherent baseness or vileness of principle, words, or actions; shameful wickedness; depravity. Shak. [ 1913 Webster ]