decomposer
decomposer Lexical Profile
decomposer Game Scores & Validity
• noun
An organism, especially a soil bacterium, fungus, or invertebrate, that breaks down dead or decaying organic material and recycles nutrients back into the ecosystem.
"Mushrooms and soil bacteria act as vital decomposers on the forest floor, turning fallen leaves into rich humus."
A chemical agent, apparatus, or software component that breaks a compound, substance, or complex system down into simpler constituent parts.
"The industrial plant installed a thermal decomposer to break down hazardous chemical waste into harmless gases."
Word Nuance & Usage
In ecology, a 'decomposer' (such as a fungus or bacterium) typically breaks down dead matter externally by secreting digestive enzymes, whereas a 'detritivore' (such as an earthworm or woodlouse) ingests and digests dead organic matter internally.