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es of the United States. The name is said to have been given originally to the Tridacna gigas, a huge East Indian bivalve. You shall scarce find any bay or shallow shore, or cove of sand, where you may not take many clampes, or lobsters, or both, at your pleasure. Capt. John Smith (1616). Clams, or clamps, is a shellfi…

iquid, obtained by the distillation of bituminous coal in the manufacture of illuminating gas; used for making printer's ink, black varnish, etc. It is a complex mixture from which many substances have been obtained, especially hydrocarbons of the benzene or aromatic series.

ulphur, or other volatile matter by roasting in a kiln or oven, or by distillation, as in gas works. It is lagerly used where [Written also coak.] Gas coke, the coke formed in gas retorts, as distinguished from that made in ovens.

uct. -- Intestinal colic, or Ordinary colic, pain due to distention of the intestines by gas. -- Lead colic, Painter's colic, a violent form of intestinal colic, associated with obstinate constipation, produced by chronic lead poisoning. -- Renal colic, the severe pain produced by the passage of a calculus from the…

a flue in the boiler of a steam engine sometimes collapses. A balloon collapses when the gas escapes from it. Maunder.

With embraces. [Obs.] Gascoigne.

the atmosphere, whereby a new compound is formed. Ure. Supporter of combustion (Chem.), a gas as oxygen, the combination of which with a combustible, as coal, constitutes combustion.

A space over, or in front of , a boiler furnace where the gases from the fire become more thoroughly mixed and burnt. (b) The clearance space in the cylinder of an internal combustion engine where the charge is compressed and ignited.

arine univalve shells; esp. to those of the genus Strombus, which are of large size. S. gigas is the large pink West Indian conch. The large king, queen, and cameo conchs are of the genus Cassis. See Cameo.

A kind of spiral curve found in certain univalve shells. Agassiz.

y depression of temperature or increase of pressure, etc., to another and denser form, as gas to the condition of a liquid or steam to water.

To reduce into another and denser form, as by cold or pressure; as, to condense gas into a liquid form, or steam into water. Condensed milk, milk reduced to the consistence of very thick cream by evaporation (usually with addition of sugar) for preservation and transportation. -- Condensing engine, a steam engine in w…

Capable of being condensed; as, a gas condensible to a liquid by cold.

f transfer or transmission, as of heat or electricity, by means of currents in liquids or gases, resulting from changes of temperature and other causes. Liquids are generally heated by convection -- when heat is applied from bellow. Nichol.

A resinous substance flowing spontaneously from trees of Zanzibar, Madagascar, and South America (Trachylobium Hornemannianum, T. verrocosum, and Hymenæa Courbaril), and dug from earth where forests have stood in Africa; -- used chiefly in making varnishes. Ur

g a high crown, or a point or peak at top. [Obs.] A copatain hat made on a Flemish block. Gascoigne.

The principal gaseous substance forming the solar corona, characterized by a green line in the coronal spectrum.

he chest, caused by irritation in the air passages, or by the reflex action of nervous or gastric disorder, etc.

uropean crawfishes, and formerly used in medicine for absorbent and antacid purposes; the gastroliths. -- Crab spider (Zoöl.), one of a group of spiders (Laterigradæ); -- called because they can run backwards or sideways like a crab. -- Crab tree, the tree that bears crab applies. -- Crab wood, a light cabinet wood…

To cause to contract, or to render more crisp, as the flesh of a fish, by gashing it, when living, with a knife; as, to crimp skate, etc. Crimping house, a low lodging house, into which men are decoyed and plied with drink, to induce them to ship or enlist as sailors or soldiers. -- Crimping iron. (a) An iron instrume…