The Clue
Acid (7 letter answer)
The Answer
CAUSTIC
Tags
Notes
The answer CAUSTIC is so rare that it appears less than once every 2900 puzzles.
Related Clues
Biting
Severely critical
That's a lye!
Definition
CAUSTIC as a noun:
1. any chemical substance that burns or destroys living tissue
CAUSTIC as an adjective:
1. (acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, sulphurous, venomous, virulent, vitriolic) = harsh or corrosive in tone; "an acerbic tone piercing otherwise flowery prose"; "a barrage of acid comments"; "her acrid remarks make her many enemies"; "bitter words"; "blistering criticism"; "caustic jokes about political assassination, talk-show hosts and medical ethics"; "a sulfurous denunciation"; "a vitriolic critique"
2. (caustic, corrosive, erosive, vitriolic, mordant) = of a substance, especially a strong acid; capable of destroying or eating away by chemical action