TOEFL IELTS respond Definition To reply or react to something, such as a question or situation. Example "He responded quickly to the emergency call." Sign in to save TOEFL PDF — $25 IELTS PDF — $25 ← resplendent responsibility → Study tips featuring "respond" TOEFL Academic Vocabulary: Study by Topic Boost Your IELTS Writing With Precise Vocabulary Related words TOEFL brighten GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate GRE abduct SAT abet GRE abhor GRE abide SAT abject TOEFL ablaze