SAT GRE TOEFL impel Definition To drive or force someone to take action; to urge forward. Example "A strong sense of duty impelled her to volunteer." Sign in to save SAT PDF — $25 GRE PDF — $25 TOEFL PDF — $25 ← impediment impending → Study tips featuring "impel" TOEFL Academic Vocabulary: Study by Topic How Context Clues Save You on the SAT Related words SAT antonym SAT abase SAT abdicate SAT abdomen SAT abduction SAT abet SAT abeyance SAT abject SAT abjure SAT ablution SAT abnegate SAT abnormal