WordWeb Online

1. Having existence or being or actuality
   "an attempt to refine the existent machinery to make it more efficient"
   - existing
    
2. Being or occurring in fact or actuality; having verified existence; not illusory
   - real
    
3. Presently existing in fact and not merely potential or possible
   - actual

See also: active, actual, actuality, alive, being, beingness, concrete, documentary, echt, effective, exist, existence, extant, factual, genuine, historical, objective, realism, realistic, reality, realness, sincere

Antonym: nonexistent