nondegradable
/ˌnɑndɪˈɡreɪdəbəl/
adjective
- Not able to be broken down or decomposed naturally, especially by bacteria or other living things.
- The company is developing a new nondegradable material for long-lasting construction.
- Many environmentalists are concerned about nondegradable waste in the ocean.
- Plastic bags are nondegradable and can remain in landfills for hundreds of years.
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