SAT TOEFL perspire Definition To sweat, especially as a way for the body to cool down. Example "She began to perspire heavily under the hot sun." Sign in to save SAT Quiz → TOEFL Quiz → ← perspiration persuade → Study tips featuring "perspire" Map Each Word Into a Connected Network Map the Author's Attitude Before Reading Questions Track How TOEFL Words Behave With Others 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