IPA: /nɒnˈvaɪtəl/
KK: /nɑnˈvaɪtəl/
Not essential or necessary for life or functioning; something that is not crucial.
The nonvital organs can be removed without causing immediate harm to the body.
Nonvital → It is formed from "non-" (meaning not) and "vital" (from Latin "vitalis", meaning essential to life). The word "nonvital" means not essential to life or not necessary for survival.
Think of 'non-' meaning 'not' and 'vital' meaning 'essential to life' — so nonvital refers to something that is not essential for living.