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1. (biology) the process of decay caused by bacterial or fungal action
   - rot, rotting, putrefaction, breakdown, biodegradation
    
2. The organic phenomenon of rotting
   - decay
    
3. The analysis of a vector field
   - vector decomposition
    
4. In a decomposed state
   - disintegration
    
5. (chemistry) separation of a substance into two or more substances that may differ from each other and from the original substance
   - decomposition reaction, chemical decomposition reaction, breakdown

Derived forms: decompositions

Type of: chemical reaction, decay, organic phenomenon, reaction, vector algebra

Encyclopedia: Decomposition