Reaction | Definition, Etymology, Synonyms & Antonyms

Reaction

Reaction (noun)

Definition

A reaction refers to a response or behavior that occurs as a result of an action, event, stimulus, or situation. It can be a physical, emotional, or chemical response that happens in response to a specific trigger.

Etymology

The term reaction originates from the Latin word reactio, which means a going back, a returning. It is derived from the verb reagere, which combines “re-” (back) and “agere” (to act).

Synonyms

  • Response
  • Retort
  • Counteraction
  • Feedback
  • Reflex
  • Retaliation
  • Backlash
  • Counterattack

Antonyms

  • Inaction
  • Nonresponse
  • Indifference
  • Ignorance
  • Passivity

Example

Suppose you accidentally touch a hot stove while cooking. The immediate jerking away of your hand is a physical reaction, and the exclamation of pain that follows is an emotional reaction to the stimulus of the heat.

FAQs (Frequently Asked Questions)

What is the fight-or-flight response?

The fight-or-flight response is a natural physiological reaction that occurs when the body perceives a threat or danger.

What is an allergic reaction?

It is an immune system response to a substance that is usually harmless but is perceived by the body as a threat. Symptoms can vary from mild, like sneezing and skin rash, to severe, such as anaphylaxis, which is a life-threatening reaction.

What is an emotional reaction?

It refers to the feelings and expressions that result from a particular event, situation, or interaction. It can include emotions like joy, sadness, anger, fear, surprise, or disgust, and the intensity may vary based on individual experiences and personalities.

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