IPA: //ɒbˈvɪeɪʃən//
KK: /ɑbˈvɪeɪʃən/
The action of preventing something from happening or making it unnecessary.
The new safety measures led to the obviation of many accidents.
Obviation → It is formed from "ob-" (meaning against) and "via" (meaning way or road) and the suffix "-tion" (indicating the action or process). The word "obviation" refers to the act of preventing or making something unnecessary by taking a different path or approach.
Think of taking a different 'way' ('via') to go 'against' ('ob-') a problem, which helps you remember that 'obviation' means making something unnecessary.