SAT Word of the Day PowerScore Test Preparation on June 13, 2012 at 2:22 PM Find me on: Facebook Google+ Tweet Caustic (adj.) burning or stinging (pronounced “KAW-stik”) Example Sentence: Cathy’s caustic remark stung Kent; he could handle criticism about his job performance, but her bitter words were personal and offensive. Click the "Read More" or "Leave A Comment" link to leave a sentence of your own! The best sentence will be entered to win* a FREE SAT course! * We will choose a new winner each month. Good luck!