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Approaching the form of a three-sided pyramid; as, the subtrihedral crown of a tooth. Owen.

on, as that of the working beam of a steam engine, into rotatory motion. It consists of a toothed wheel (called the sun wheel), firmly secured to the shaft it is desired to drive, and another wheel (called the planet wheel) secured to the end of a connecting rod. By the motion of the connecting rod, the planet wheel is…

One of certain small prominences on the hind part of the face of an elephant's tooth.

pl. of Tooth.

the thickness of the piece in which the mortise is cut, and shows on the other side. Cf. Tooth, Tusk. Tenon saw, a saw with a thin blade, usually stiffened by a brass or steel back, for cutting tenons. [Corruptly written tenant saw.] Gwilt.

sing thankfulness; unthankful; ungrateful. That she may feel How sharper than a serpent's tooth it is To have a thankless child! Shak.

A tooth, or spike, as of a fork; a prong, as of an antler.

To toot a horn.

tween the true crows and the jays. The tail is long, and the bill is curved and without a tooth. -- Tree dove (Zoöl.) any one of several species of East Indian and Asiatic doves belonging to Macropygia and allied genera. They have long and broad tails, are chiefly arboreal in their habits, and feed mainly on fruit. -…

Having three teeth; three-toothed. Lee.

One who trots; a child; a woman. An old trot with ne'er a tooth. Shak.

nally hollow; specifically (Bot.), having a hollow cylindrical corolla, often expanded or toothed at the border; as, a tubulose flower.

A long, pointed tooth; a tusk; -- applied especially to certain teeth of horses.

ted incisor or canine teeth of the wild boar, elephant, etc.; hence, any long, protruding tooth.

A slap; a blow. [Prov. Eng.] Halliwell. Wang tooth, a cheek tooth; a molar. [Obs.] Chaucer.

est Indies. West India tea (Bot.), a shrubby plant (Capraria biflora) having oblanceolate toothed leaves which are sometimes used in the West Indies as a substitute for tea.