Adjective vital has 4 senses
- critical, vital - urgently needed; absolutely necessary; "a critical element of the plan"; "critical medical supplies"; "vital for a healthy society"; "of vital interest"
Antonym: dispensable (indirect, via indispensable)
- vital, life-sustaining - performing an essential function in the living body; "vital organs"; "blood and other vital fluids"; "the loss of vital heat in shock"; "a vital spot"; "life-giving love and praise"
Antonyms: inessential, unessential (indirect, via essential)
- full of life, lively, vital - full of spirit; "a dynamic full of life woman"; "a vital and charismatic leader"; "this whole lively world"
Antonym: unanimated (indirect, via animated)
- vital - manifesting or characteristic of life; "a vital, living organism"; "vital signs"
Antonym: dead (indirect, via alive)
,