01 n. The act or process of resolving the constituent parts of a compound body or substance into its elementary parts; separation into constituen…
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1.
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.
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2.
The state of being reduced into original elements.
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3.
Repeated composition; a combination of compounds.[Obs.]
Phrases & compounds
Decomposition of light —
the division of light into the prismatic colors.