caustic

adjective/ˈkɔstɪk/

Frequency rank: #13,420 of 20,003 in the WORDED list (wordfreq data)

Meaning

Able to burn or corrode organic tissue by chemical action; also sharply critical or sarcastic in tone.

Illustration for the English word “caustic”

Example sentence

The scientist warned us that the caustic chemical could burn through metal if handled carelessly.

Synonyms & related words

More words in ranks 13,401–13,500