react

/ri:'ækt/

Thân thiện

The chemist observes the two substances react in the beaker.

Definition

1. Verb:
   • To undergo a chemical reaction: To change or cause a change through interaction with another substance under specific conditions.
   • To act in response to something: To behave or feel a particular way because of something that has happened or been said.
   • To act in opposition: To respond with resistance or a contrary action.

Examples of Usage

• Verb:
  • When you mix the two chemicals, they will react and produce heat.
  • How did she react when she heard the news?
  • The public reacted strongly against the new tax proposal.

Advanced Usage

• "react against": To respond with opposition or resistance to something.
  • The younger generation often reacts against the traditions of their parents.
• "react to": To respond to a specific stimulus or situation.
  • The market reacted swiftly to the announcement of the merger.
• "react upon": (Formal) To have a reciprocal effect or influence on the original cause.
  • The stress of leadership can react upon the leader's health.

Variants and Related Words

• Reaction (n): An action performed or a feeling experienced in response to a situation or event.
  • His immediate reaction was one of shock.
• Reactive (adj): Showing a response to a stimulus; tending to react rather than initiate.
  • The government took a reactive stance to the crisis.
• Reactor (n): A device or structure in which nuclear fission or chemical reactions are initiated and controlled.
  • The nuclear reactor provides power for the city.

Synonyms

• Respond: To say or do something as a reaction.
• Answer: To react to a question, request, or call.
• Counter: To respond to an action with a contrary one.

Related Phrasal Verbs

• React against: To oppose or resist something.
  • The community reacted against the planned demolition.
• React to: To respond to a specific thing.
  • Investors are waiting to see how the market reacts to the report.

Related Idioms

• Knee-jerk reaction: An automatic and unthinking response.
  • His apology seemed like a knee-jerk reaction to the criticism.

Học thuật

Verb

1. undergo a chemical reaction; react with another substance under certain conditions
   • The hydrogen and the oxygen react
2. act against or in opposition to
   • She reacts negatively to everything I say
3. show a response or a reaction to something

Từ đồng nghĩa

• oppose
• respond