IPA: /ˌæntiəˈbɔːrʃən/
KK: /ˌæntiəˈbɔrʃən/
Describing a stance or belief that is against the practice of abortion.
The antiabortion group organized a rally to express their views.
Antiabortion → It is formed from "anti-" (meaning against) and "abortion" (from Latin "abortio", meaning a premature birth or miscarriage). The word "antiabortion" refers to being against the practice of abortion.
Think of being 'against' ('anti-') the idea of 'premature birth' ('abortio') — that's why antiabortion means opposing abortion.