Definition of vivisection in English:



mass noun
  • 1The practice of performing operations on live animals for the purpose of experimentation or scientific research (used only by opponents of such work)

    ‘the abolition of vivisection’
    • ‘One commenter has even suggested Aaron's lack of posting on animal vivisection in the past somehow means he is being hypocritical now.’
    • ‘I see the point about animal vivisection from both sides of the argument.’
    • ‘At the time i was doing a project at school on vivisection and animal cruelty.’
    • ‘The collection on ‘Protecting’ includes vivid protests against vivisection and cruelty to animals.’
    • ‘Still other revisions seek to update Animal Farm by cleverly linking it to topics such as animal rights and vivisection.’
    cutting up, cutting open, dismemberment
    View synonyms
    1. 1.1 Ruthlessly sharp and detailed criticism or analysis.
      ‘the vivisection of America's seamy underbelly’
      • ‘Although Hirschberg is famous for turning celebrity profiles into celebrity vivisections, her portrait of Seinfeld was basically a Valentine.’


Early 18th century: from Latin vivus ‘living’, on the pattern of dissection.