anti-vivisection
adjective
an·ti-viv·i·sec·tion ˌan-tē-ˌvi-və-ˈsek-shən 
-ˈvi-və-ˌsek-,
ˌan-tī-
: opposed to experimentation on living animals especially when considered to cause pain or distress to the subject : opposed to vivisection
anti-vivisection ads
an anti-vivisection organization
anti-vivisectionist
ˌan-tē-ˌvi-və-ˈsek-sh(ə-)nist
noun ˌan-tī-
… it is cogent to say that I am a strong anti-vivisectionist. 
G. K. Chesterton
G. K. Chesterton 
Word History
First Known Use
1863, in the meaning defined above
Medical Definition
anti-vivisection
noun
an·ti-vivi·sec·tion ˌant-i-ˌviv-ə-ˈsek-shən, ˌan-ˌtī-, -ˈviv-ə-ˌ
often attributive
: opposition to animal experimentation and especially vivisection
the anti-vivisection movement
- needle board
- needle bug
- needle cast
- needle chatter
- needle dam
- needle file
- needle fir
- needle furze
- needle grama
- needle gun
- needle ice
- needle iron ore
- needle ironstone
- needle juniper
- needle lace
- needle loom
- needle ore
- needle palm
- needle scale
- diaphyseal
- diaphysealer
- diaphysealest
- diaphysealler
- diaphyseallest
- diaphyses