1. Derived from experience or the experience of existence
   "formal logicians are not concerned with existential matters"
   - experiential 
2. Of or as conceived by existentialism
   "an existential moment of choice" 
3. Relating to or dealing with existence (especially with human existence)

See also: empiric, empirical, existence, existentialism

Encyclopedia: Existential

• beggar lice
• beggar's lice
• beggar's-ticks
• beggar-my-neighbor
• beggar-my-neighbor policy
• beggar-my-neighbor strategy
• beggar-my-neighbour
• beggar-my-neighbour policy
• beggar-my-neighbour strategy
• beggar-ticks
• beggarly
• beggarman
• beggarweed
• beggarwoman
• beggary
• begging
• Bufo calamita
• Bufo canorus
• Bufo debilis
• Bufo marinus
• Bufo microscaphus
• Bufo speciosus
• Bufo viridis
• Bufonidae
• bug