SAT GRE TOEFL propel Definition To drive or push something forward or onward. Example "The rocket engines propelled the spacecraft into orbit." Sign in to save SAT PDF — $25 GRE PDF — $25 TOEFL PDF — $25 ← propagate propellant → Study tips featuring "propel" Write GRE Words Into Your Own Sentences 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