vital

Adjective

• manifesting or characteristic of life
  • a vital, living organism
    
  • vital signs
    

• full of spirit
  • a dynamic full of life woman
    
  • a vital and charismatic leader
    
  • this whole lively world
    

• 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
    

• urgently needed; absolutely necessary
  • a critical element of the plan
    
  • critical medical supplies
    
  • vital for a healthy society
    
  • of vital interest
    

Related words

• Synonyms: 
  full of life , lively , life-sustaining , critical