caustic

1. a. Alt. of Caustical Source: opted

2. a. Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic. Source: opted

3. a. A caustic curve or caustic surface. Source: opted

4. adj. harsh or corrosive in tone Source: wordnet

5. adj. of a substance, especially a strong acid; capable of destroying or eating away by chemical action Source: wordnet

6. n. any chemical substance that burns or destroys living tissue Source: wordnet

7. n. the envelope of light rays reflected or refracted by a curved surface or object Source: wordnet

8. 1. Capable of destroying the texture of anything or eating away its substance by chemical action; burning; corrosive; searing. 2. Severe; satirical; sharp; as, a caustic remark. Caustic curve (Optics), a curve to which the ray of light, reflected or refracted by another curve, are tangents, the reflecting or refracting curve and the luminous point being in one plane. -- Caustic lime. See under Lime. -- Caustic potash, Caustic soda (Chem.), the solid hydroxides potash, KOH, and soda, NaOH, or solutions of the same. -- Caustic silver, nitrate of silver, lunar caustic. -- Caustic surface (Optics), a surface to which rays reflected or refracted by another surface are tangents. Caustic curves and surfaces are called catacaustic when formed by reflection, and diacaustic when formed by refraction. Syn. -- Stinging; cutting; pungent; searching. 1. Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic. 2. (Optics) A caustic curve or caustic surface. Source: webster

9. j:100 n. any chemical substance that burns or destroys living tissue s. of a substance, especially a strong acid; capable of destroying or eating away by chemical action Source: ecdict

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