react
/riˈækt/(verb)
AWL Sublist 3CEFR B2IELTS Band 7.0 - 9.0
Academic Definition
To act in response to something; to undergo a chemical change when in contact with another substance.
Key Academic Collocations
Click to copyWord Family & Derivatives
reactreactionreactionsreactivereactorreactedreacting
Lexical Alternatives (Synonyms)
respondreboundcounterrecoilreply
Academic Sample Sentences in Context
"Financial markets reacted adversely to unexpected spikes in central bank benchmark lending rates."
"The flow chart explains how alkaline compounds react when exposed to acidic wastewater during filtration."
"Municipal authorities must be structured to react promptly during sudden urban flash-flooding catastrophes."
IELTS Examiner Scoring Strategy (Lexical Resource)
Always use the preposition 'to': 'react to policy shifts' (never 'react against' unless physical resistance).