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1. (chemistry) separate (substances) into constituent elements or parts
   - break up, break down
    
2. (physics) lose a stored charge, magnetic flux, or current
   "the particles decomposed during the nuclear fission process";
   - disintegrate, decay
    
3. Break down
   "The bodies decomposed in the heat";
   - rot, molder [N. Amer], moulder [Brit, Cdn]

Derived forms: decomposed, decomposes, decomposing

Type of: change integrity, decay, separate

Encyclopedia: Decompose