biodegradation
nounUK /ˌbaɪəʊdɪˌɡreɪˈdeɪʃən/
US /ˌbaɪoʊdɪˌɡreɪˈdeɪʃən/
Biodegradation is when tiny living things like bacteria break down trash into natural bits.
The biodegradation of the apple core happened quickly in the compost pile.
RELATED WORDS
OTHER MEANINGS
2. The process by which microorganisms break down a substance into simpler compounds.
Scientists studied the biodegradation of plastic in seawater.
3. The natural decay of organic material by living organisms.
Biodegradation of fallen leaves enriches the forest soil.
4. The breakdown of chemicals by biological activity, often used in waste treatment.
The plant uses biodegradation to clean up oil spills.