undeteriorated

English

Etymology

From un- +‎ deteriorated.

Adjective

undeteriorated (comparative more undeteriorated, superlative most undeteriorated)

1. Not deteriorated.
   • 1872, R. F. Dearborn, Saratoga and How to See It‎^[1]:

     By this improvement the water flows with all its properties undeteriorated, retaining from source to outlet its original purity and strength.

   • 1914-1917, Sir Ernest Shackleton, South!‎^[2]:

     Everything was just as it had been left, the petrol-tank partly filled and apparently undeteriorated.