• Caustic Definition & Synonyms
- (a.) A caustic curve or caustic surface.
- (a.) Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.
- (a.) Alt. of Caustical
• Causticily Definition & Synonyms
- (n.) The quality of being caustic; corrosiveness; as, the causticity of potash.
- (n.) Severity of language; sarcasm; as, the causticity of a reply or remark.