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

ring 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.

Shortened or reduced; -- said of the distance of a planet from the sun or earth, as measured in the plane of the ecliptic, or the distance from the sun or earth to that point where a perpendicular, let fall from the planet upon the plane of the ecliptic, meets the ecliptic. Curtate cycloid. (Math.) See Cycloid.…

The interval by which the curtate distance of a planet is less than the true distance.

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.

lled 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.

for detecting the presence of electric waves. The influence of electric waves on the resistance of a particular kind of electric circuit, on the magnetization of steel, on the polarization of an electrolytic cell, or on the electric condition of a vacuum has been applied in the various cymoscopes.

orbid 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.

A white crystalline, sugary substance obtained from an African caotchouc.

A colorless crystalline substance, C9H6O4, extracted from daphnin.

A white, crystalline, bitter substance, regarded as a glucoside, and extracted from Daphne mezereum and D. alpina.