noun
- organisms that break down dead organic matter into simpler substances
Usage: biology; ecology
Examples
- Bacteria and fungi are important decomposers in forest ecosystems.
- Without decomposers, dead leaves would pile up indefinitely.
- The decomposers in soil help recycle nutrients for plants.
- Mushrooms are common decomposers found on rotting logs.
- Marine decomposers break down dead fish and seaweed.
- Decomposers play a crucial role in the carbon cycle.