IELTS react Definition To respond to a stimulus, action, or situation. Example "She reacted angrily when she heard the unfair decision." Sign in to save IELTS PDF — $25 ← razor reactionary → Study tips featuring "react" Boost Your IELTS Writing With Precise Vocabulary Related words TOEFL brighten IELTS startle GRE abide SAT abnormal TOEFL aboard TOEFL abolition IELTS upward TOEFL abort IELTS abortion SAT abrupt SAT absence TOEFL absent