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The compressed clay of coal strata. Brande & C.

The clearance space in the cylinder of an internal combustion engine where the charge is compressed and ignited.

To compress; to shut up. [Obs.] Burton.

To make more close, compact, or dense; to compress or concentrate into a smaller compass; to consolidate; to abridge; to epitomize. In what shape they choose, Dilated or condensed, bright or obscure. Milton. The secret course pursued at Brussels and at Madrid may be condensed into the usual formula, dissimulation, proc…

To bring into a narrow compass; to compress. How the strait stays the slender waist constrain. Gay.

Contracted or compressed so as to be smaller in certain places or parts than in others.

f some inherent power or by movement or change in the thing itself, as distinguished from compression.

A muscle which contracts or closes an orifice, or which compresses an organ; a sphincter.

Having the quality of contracting, binding, or compressing. Thomson.

A rectangular frame, with a tightening screw, used for compressing the jionts of framework, etc.

, a sieve; pierced with hokes; as, the cribriform plate of the ethmoid bone; a cribriform compress. Cribriform cells (Bot.), those which have here and there oblique or transverse sieve plates, or places perforated with many holes.

A violent collision or compression; a crash; destruction; ruin. The wreck of matter, and the crush of worlds. Addison.

uge, an instrument for measuring the explosive force of gunpowder, etc., by its effect in compressing a piece of metal.

f internal-combustion engine in which the air drawn in by the suction stroke is so highly compressed that the heat generated ignites the fuel (usually crude oil), the fuel being automatically sprayed into the cylinder under pressure. The Diesel engine has a very high thermal efficiency.

Of or performance to the fingers, or to digits; done with the fingers; as, digital compression; digital examination.

troke of the piston; viz., admission, suppression or cutting off, release or exhaust, and compression of exhaust steam prior to the next admission. Geographical distribution, the natural arrangements of animals and plants in particular regions or districts.

shaped, in which men may descend and work under water, respiration being sustained by the compressed air at the top, by fresh air pumped in through a tube from above. -- Diving dress. See Submarine armor, under Submarine. -- Diving stone, a kind of jasper.

The process of preserving fodder (such as cornstalks, rye, oats, millet, etc.) by compressing it while green and fresh in a pit or vat called a silo, where it is kept covered from the air; as the ensilage of fodder.

h; susceptible of enlargement; extensible; extendible; -- the opposite of contractible or compressible. "An extensible membrane" Holder.

f naphthalene. They are stable, but require protection from moisture. As prepared it is a compressed cylinder of the explosive, filled with loose powder of the same composition, all inclosed in waterproof wrappers. It is used for mining.