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intervention

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Definition of intervention

noun

[mass noun]
  • the action or process of intervening:a high degree of state intervention in the economy [count noun]:repeated interventions by central banks
  • interference by a state in another’s affairs:the government was reported to be considering military intervention
  • action taken to improve a medical disorder:two patients were referred for surgical intervention
  • [count noun] an occasion on which a person with an addiction or other behavioural problem is confronted by a group of friends or family members in an attempt to persuade them to address the issue:as her health worsened, her daughters considered staging an intervention

Derivatives

interventional

adjective

Origin:

late Middle English: from Latin interventio(n-), from the verb intervenire (see intervene)

intervention in other Oxford dictionaries

Definition of intervention in the US English dictionary
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