beginner Level

Caustic

(1) Able to burn or corrode organic tissue. (2) Sarcastic in a scathing and bitter way.

✓ Synonyms

Corrosiveacerbicmordantcutting

✗ Antonyms

Mildsoothinggentlekind

Practice this word

This word appears in beginner set 4

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About "Caustic"

Caustic is a vocabulary word commonly tested on the SAT. Understanding this word and its synonyms (Corrosive, acerbic) can help you answer Reading and Writing questions more accurately. The opposite meaning (antonyms) includes words like Mild and soothing.

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