Caustic — synonyms, definition

1. caustic (a)

acerbic acicular acid acidic acrid acrimonious acuminate acute alkaline angry antacid astringent basic biting bitter brutal burning chemical corrosive cruel • • •

2. caustic (Noun)

alkaline antacid basic chemical

caustic (Noun) — Any chemical substance that burns or destroys living tissue.

caustic (Noun) — (physics) the intersection of reflected or refracted (or more generally lensed) light rays.

chemical compound compound lye silver nitrate

3. caustic (Adjective)

acerb acidulous blistering sulfurous sulphureous sulphurous virulent

caustic (Adjective) — Harsh or corrosive in tone. ex. "caustic jokes about political assassination, talk-show hosts and medical ethics"

caustic (Adjective) — Of a substance, especially a strong acid; capable of destroying or eating away by chemical action.