By this improvement the water flows with all its properties undeteriorated, retaining from source to outlet its original purity and strength.
Source: wiktionary
Undeteriorated
Synonyms for "undeteriorated"
Ranked by relevance and common usage.
Sample sentences
2 total sentences available.
Everything was just as it had been left, the petrol-tank partly filled and apparently undeteriorated.
Source: wiktionary