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 Quiz → TOEFL Quiz → ← expanding expansion → Study tips featuring "expanse" Spot the Vocabulary Trap in Every Question TOEFL Academic Vocabulary: Study by Topic How Context Clues Save You on the SAT Related words SAT abase SAT abdicate SAT abdomen SAT abduction SAT abet SAT abeyance SAT abject SAT abjure SAT ablution SAT abnegate SAT abnormal SAT abominable