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noline bases, obtained from coal tar as an oily liquid, C11H11N; also, any one of several substances metameric with, and resembling, cryptidine proper.

The regular form which a substance tends to assume in solidifying, through the inherent power of cohesive attraction. It is bounded by plane surfaces, symmetrically arranged, and each species of crystal has fixed axial ratios. See Crystallization.

A crystalline substance.

The act or process by which a substance in solidifying assumes the form and sructure of a crystal, or becomes crystallized.

Empty oyster shells and other substances laid down on oyster grounds to furnish points for the attachment of the spawn of the oyster. [Also written cutch.]

cumin, or from oil of caraway; as, cuminic acid. Cuminic acid (Chem.), white crystalline substance, C3H7.C6H4.CO2H, obtained from oil of caraway.

A substance, analogous to benzil, obtained from oil of caraway.

oloring principle of turmeric, or curcuma root, extracted as an orange yellow crystalline substance, C14H14O4, with a green fluorescence.

A scoop or ring with either a blunt or a cutting edge, for removing substances from the walls of a cavity, as from the eye, ear, or womb.

An undulating or waving line or streak in any substance, as wood, glass, etc.; flexure; sinuosity. If the glass of the prisms . . . be without those numberless waves or curls which usually arise from the sand holes. Sir I. Newton.

The substance which, added to the material of a cell wall, makes it waterproof, as in cork.

A white amorphous substance, regarded as a polymeric modification of isocyanic acid.

A salt of cyanic acid. Ammonium cyanate (Chem.), a remarkable white crystalline substance, NH4.O.CN, which passes, on standing, to the organic compound, urea, CO.(NH)2.

called pyrouric acid; afterwards obtained from isocyanic acid. It is a white crystalline substance, odorless and almost tasteless; -- called also tricarbimide.

A white amorphous substance, regarded as a glucoside, extracted from the corm of Cyclamen Europæum.

A peculiar mucilaginous substance extracted from the seeds of the quince (Cydonia vulgaris), and regarded as a variety of amylose.

g morbid matter, which is accidentally developed in one of the natural cavaties or in the substance of an organ.

A white crystalline substance, C3H7NSO2, containing sulphur, occuring as a constituent of certain rare urinary calculi, and occasionally found as a sediment in urine.

The substance of the body of a cell, as distinguished from the karyoplasma, or substance of the nucleus. -- Cy`to*plas"mic (-pl, a.

To strike or touch gently, as with a soft or moist substance; to tap; hence, to besmear with a dabber. A sore should . . . be wiped . . . only by dabbing it over with fine lint. S. Sharp.