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Webster's Dictionary 1828 - Online Edition

Webster's Dictionary 1828

Americal Dictionary of the English Language

American Dictionary
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Caustic

CAUSTIC,

CAUSTICAL, adjective Burning; corroding; destroying the texture of animal flesh.

CAUSTIC, noun In medicine, any substance which applied to living animals, acts like fire, in corroding the part and dissolving its texture; an escharotic. [See Causticity.]

Lunar caustic a preparation of crystals of silver, obtained by solution in nitric acid, and afterwards fused in a crucible. It is a nitrate of silver.

CAUSTIC curve, in geometry, a curve formed by a coincidence of rays of light reflected from another curve.