lasting

Adjective

• lasting a long time without change
  • a lasting relationship
    

• retained; not shed
  • persistent leaves remain attached past maturity
    
  • the persistent gills of fishes
    

• existing for a long time
  • hopes for a durable peace
    
  • a long-lasting friendship
    

• continuing or enduring without marked change in status or condition or place
  • permanent secretary to the president
    
  • permanent address
    
  • literature of permanent value
    

Related words

• Synonyms: 
  persistent , durable , long-lasting , long-lived , permanent
• Antonyms: 
  caducous , shed , impermanent , temporary