Decomposition

n. disintegration; decay, rot

Decomposition (or spoilage) refers to the reduction of the body of a formerly living organism into simpler forms of matter.
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Noun
1. the analysis of a vector field
(synonym) vector decomposition
(hypernym) vector algebra
2. in a decomposed state
(synonym) disintegration
(hypernym) decay
(hyponym) fragmentation
3. (chemistry) separation of a substance into two or more substances that may differ from each other and from the original substance
(synonym) decomposition reaction
(hypernym) chemical reaction, reaction
(derivation) decompose, break up, break down
(classification) chemistry, chemical science
4. the organic phenomenon of rotting
(synonym) decay
(hypernym) organic phenomenon
(derivation) decompose, rot, molder, moulder
5. (biology) decaying caused by bacterial or fungal action
(synonym) rot, rotting, putrefaction
(hypernym) decay
(derivation) decompose, rot, molder, moulder
(classification) biology, biological science

n. decomposition, breaking down, mouldiness, moldiness, taint

(n.)
The state of being reduced into original elements.
  

(n.)
The act or process of resolving the constituent parts of a compound body or substance into its elementary parts; separation into constituent part; analysis; the decay or dissolution consequent on the removal or alteration of some of the ingredients of a compound; disintegration; as, the decomposition of wood, rocks, etc.
  

(n.)
Repeated composition; a combination of compounds.