Lasting quality (10)
'lasting quality' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for endurance that I've seen before include "Stoicism" , "Stoical coping with hardship" , "Ill-fated vessel" , "Tenacity" , "Crushed ship" .)
'lasting quality' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for permanence that I've seen before include "Indefinite existence" , "Indestructibility" , "Continuity, durability" , "Lasting quality" , "stability" .)