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Which word fits this meaning?
Sharply critical or sarcastic; literally, able to burn or corrode.
adjective
Reveal word and examples
caustic
The review's caustic tone prompted a lively debate.
Dictionary practice example.
In a second discussion, the presenter made a caustic remark about the committee's planning skills, turning a legitimate concern into a cutting personal jab.
Reveal the answer first, then make a self-check. Another word may fit the definition; compare with the target word. This is separate from scored quiz accuracy.