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vivisectionist

noun [C]
 
 
/ˌvɪv.ɪˈsek.ʃən.ɪst/

Definition

a person who is involved in or believes in the use of vivisectionMedical studies and the people who study them
(Definition of vivisectionist noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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