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To produce, by sudden cooling, a change of crystallization at or near the surface of, so as to increase the hardness; said of cast iron.

o each other; specif., in the pl., the music performed on such a set of bells by hand, or produced by mechanism to accompany the striking of the hours or their divisions. We have heard the chimes at midnight. Shak.

loral hydrate, a white crystalline substance, obtained by treating chloral with water. It produces sleep when taken internally or hypodermically; -- called also chloral.

A compound of chloral and formic amide used to produce sleep.

e and an alkali. It is a powerful solvent of wax, resin, etc., and is extensively used to produce anæsthesia in surgical operations; also externally, to alleviate pain.

lack hellebore, a poisonous plant of the buttercup family, which in Southern Europe often produces beautiful roselike flowers midwinter. -- Christmas tree, a small evergreen tree, set up indoors, to be decorated with bonbons, presents, etc., and illuminated on Christmas eve.

A reflecting telescope, part of which is made to rotate eccentrically, so as to produce a ringlike image of a star, instead of a point; -- used in studying the scintillation of the stars.

A device in a magic lantern or stereopticon to produce kaleidoscopic effects.

Allied or pertaining to cinchona, or to the plants that produce it.

A condition produced by the excessive or long-continued use of quinine, and marked by deafness, roaring in the ears, vertigo, etc.

To produce cinchonism in; to poison with quinine or with cinchona.

und or in the neighborhood of an object. Hills of circumdenudation, hills which have been produced by surface erosion; the elevations which have been left, after denudation of a mass of high ground. Jukes.

A citrous fruit produced by a cross between the sweet orange and the trifoliate orange (Citrus trifoliata). It is more acid and has a more pronounced aroma than the orange; the tree is hardier. There are several varieties.

The animal that produces civet (Viverra civetta); -- called also civet cat. It is carnivorous, from two to three feet long, and of a brownish gray color, with transverse black bands and spots on the body and tail. It is a native of northern Africa and of Asia. The name is also applied to other species.…

To produce, in bell ringing, a clam or clangor; to cause to clang. Nares.

s prayer incessantly. Longfellow. To clamor bells, to repeat the strokes quickly so as to produce a loud clang. Bp. Warbur

To strike together so as to produce a ringing metallic sound. The fierce Caretes . . . clanged their sounding arms. Prior.

eek or Roman authors of the highest rank, or of the period when their best literature was produced; of or pertaining to places inhabited by the ancient Greeks and Romans, or rendered famous by their deeds. Though throned midst Latium's classic plains. Mrs. Hemans. The epithet classical, as applied to ancient authors, i…

late, with the lamination not necessarily parallel to the plane of deposition; -- usually produced by pressure. Basal cleavage, cleavage parallel to the base of a crystal, or to the plane of the lateral axes. -- Cell cleavage (Biol.), multiplication of cells by fission. See Segmentation. -- Cubuc cleavage, cleavage p…

from a part of the mouth with which it is in contact, whereby a sharp, clicking sound is produced. The sounds are four in number, and are called cerebral, palatal, dental, and lateral clicks or clucks, the latter being the noise ordinarily used in urging a horse forward.