reaction
//ɹiˈækʃən//
Forms
- Plural
- reactions
Definitions
1.An action or statement in response to a stimulus or other event.
- You were in the courtroom. What is your reaction?
- The announcement of the verdict brought a violent reaction.
- When I last tried to eat strawberries I had a terrible allergic reaction.
2.A 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.
3.Reactionary politics; a period in which reactionary thought or politics is resurgent or dominant.
4.Unpurposeful behavior.
Frequency
Overall
Common· #1552
By learning goal
- Everyday conversation
- Uncommon
- General reading & writing
- Common
- Academic
- Uncommon
- Literature
- Rare
Related words
Etymology
Inherited from Middle English reaccion
From Old French reaction
From Latin reāctiō
From the verb reagō
From re- (“again”) + agō (“to act”); more at re-, action; equivalent to react + -ion.