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antivivisectionist

[an-tee-viv-uh-sek-shuh-nist, an-tahy-]
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noun
  1. a person who opposes vivisection.
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adjective
  1. Also an·ti·viv·i·sec·tion. of, relating to, or characteristic of antivivisectionists or their policies.
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Origin of antivivisectionist

First recorded in 1880–85; anti- + vivisection + -ist
Related formsan·ti·viv·i·sec·tion·ism, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018