noun🔗ShareAn action or statement in response to a stimulus or other event."The announcement of the verdict brought a violent reaction."actioneventoutcomephysiologymedicinemindattitudeessentialChat with AIVocabulary GamePractice Reading
noun🔗ShareA transformation in which one or more substances is converted into another by combination or decomposition."In this reaction, the acid and base will neutralize each other, producing a salt."chemistrysubstanceprocessscienceessentialChat with AIVocabulary GamePractice Reading
noun🔗ShareReactionary politics; a period in which reactionary thought or politics is resurgent or dominant."The recent political reaction saw a resurgence of policies that favored stricter control of education. "politicsgovernmenthistoryattitudedoctrineessentialChat with AIVocabulary GamePractice Reading
