vital

/vˈa‍ɪtə‍l/

/ˈvaɪtəɫ/

vital

absolutely necessary and of great importance

synonyms : critical

manifesting or characteristic of life

full of spirit; full of life

synonyms : lively

performing an essential function in the living body

Examples

1. The role of a pharmacist is vital in healthcare.

2. Lichen plays a vital role in soil formation and ecosystem development.

3. The heart is a vital organ that pumps blood throughout the body.

4. Mothers play a vital role in nurturing and shaping their children's lives.