— antivivisectionism , n.
/an'tee viv'euh sek"sheuh nist, an'tuy-/ , n.
1. a person who opposes vivisection.
adj.
2. Also, antivivisection . of, pertaining to, or characteristic of antivivisectionists or their policies.
[ 1880-85; ANTI- + VIVISECTION + -IST ]