SAT TOEFL expanse Definition A wide, open area or stretch, often of land or water. Example "We gazed across the vast expanse of the Sahara Desert." Sign in to save SAT PDF — $25 TOEFL PDF — $25 ← expanding expansion → Study tips featuring "expanse" 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