decompose

/,di:kəm'pouz/
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decompose

The fallen leaves decompose into rich soil.

Definition
  1. Verb:
    • To decay or rot; to break down into simpler constituent parts, especially through the action of bacteria or fungi: The primary meaning refers to the natural process of organic matter breaking down after death.
    • To separate a substance into its constituent chemical elements or simpler compounds: A scientific meaning referring to a chemical or physical breakdown process.
    • To disintegrate or break down in a more general sense: Can be used metaphorically for systems, ideas, or structures falling apart.
Usage
  • The verb "decompose" is used to describe a process. It can be intransitive (the subject itself decays) or transitive (something causes the subject to break down).
  • It is often used in scientific, environmental, and biological contexts.
  • The past participle "decomposed" is frequently used as an adjective (e.g., decomposed leaves).
Examples
  • Intransitive use (subject decays):
    • The fallen leaves will decompose and enrich the soil.
    • Without refrigeration, the food began to decompose quickly.
  • Transitive use (something is broken down):
    • Bacteria help decompose organic waste.
    • Scientists can decompose water into hydrogen and oxygen through electrolysis.
  • General/Metaphorical use:
    • Over time, the old political alliance began to decompose.
    • The software's architecture was so complex it seemed to decompose under its own weight.
Advanced Usage
  • "decompose into": To break down and result in specific components.
    • The complex molecule decomposes into several simpler ones.
  • In mathematics and computer science, "decompose" can mean to break a complex problem, number, or system into smaller, more manageable parts.
    • The algorithm decomposes the image into a set of basic shapes.
Variants and Related Words
  • Decomposition (n): The process or result of decomposing.
    • The decomposition of the body was slowed by the cold temperatures.
  • Decomposable (adj): Capable of being decomposed.
    • This plastic is not easily decomposable.
  • Decomposer (n): An organism, especially a bacterium or fungus, that causes decomposition.
    • Fungi are important decomposers in the forest ecosystem.
Synonyms
  • Decay: To rot or decompose (often emphasizes the result).
  • Rot: To decay or decompose, often implying a foul state.
  • Break down: A more general term for separating into parts or ceasing to function.
  • Disintegrate: To break into small parts, lose cohesion.
  • Putrefy: To decay with a foul smell (specifically for organic matter).
Phrasal Verbs / Common Combinations
  • Decompose into: As shown in Advanced Usage, this is the standard construction for specifying the resulting components.
    • The committee's report decomposes the issue into three main areas.
Related Idioms
  • While there are no common idioms using "decompose" as the key word, the concept is central to phrases like:
    • Return to dust/earth: A poetic idiom for death and decomposition.
    • Circle of life: A concept that includes decomposition as a key stage in recycling nutrients.
decompose

The fallen leaves decompose into rich soil.

Verb
  1. break down
    • The bodies decomposed in the heat
  2. lose a stored charge, magnetic flux, or current
    • the particles disintegrated during the nuclear fission process
  3. separate (substances) into constituent elements or parts

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