Noun(1) any chemical substance that burns or destroys living tissue
Adjective(1) harsh or corrosive in tone(2) of a substance, especially a strong acid; capable of destroying or eating away by chemical action
(1) He'd left that after an hour of wandering around, trying not to sound too caustic in his comments about the whole thing.(2) This awareness lends even the most caustic social commentary additional gravity, or sadness.(3) Concentrated acids and caustic alkalis should be handled with the greatest care.(4) When these materials burn, they release dense smoke and toxic fumes, such as hydrogen cyanide and carbon monoxide, which are caustic to skin and eyes and can be lethal if inhaled.(5) Never use caustic household chemicals to clean your leather items.(6) The caustic of the tricuspoid, where the rays are parallel and in any direction, is an astroid.(7) Alkaline substances did not have a sour taste but were caustic and felt slippery.(8) Joel had to bite back the caustic remark that burned on the tip of his tongue.(9) She was a caustic critic of charismatic ministers who speechify but don't mobilize.(10) She was attacked in 1930 by the caustic critic Wyndham Lewis for her ├ö├ç├┐fashionable dimness├ö├ç├┐.(11) He had been a serious, shy young man whose wit showed only in the bitterly caustic cartoon strips he drew, the strips that were rejected by paper after paper.(12) Throughout the trial he evinced a range of carefully calibrated emotions - caustic , sarcastic, disbelieving and, at this moment, outraged.(13) I am continually surprised by Sharon's creativity even if it is currently directed towards caustic but witty sarcasm.(14) It is also the opposite of baking and washing soda; it is acidic and therefore neutralizes alkaline or caustic substances.(15) He is equally caustic about Western art historians and critics.(16) Lye is hazardous, very caustic , and will burn skin.