English Explanatory Dictionary

digestion

English dictionary entry

Meanings

noun
  1. The process, in the gastrointestinal tract, by which food is converted into substances that can be used by the body.
  2. The result of this process.
  3. The ability to use this process.
  4. The processing of decay in organic matter assisted by microorganisms.
  5. The assimilation and understanding of ideas.
  6. Generation of pus; suppuration.
  7. Dissolution of a sample into a solution by means of adding acid and heat.

Pronunciation

/daɪˈd͡ʒɛst͡ʃən/ /dɪˈd͡ʒɛst͡ʃən/ en-us-digestion.ogg

Word forms

digestion digestions

Etymology

From Old French digestion. Partly displaced native Old English melting (“melting, digestion”).

Related words

digest digester digestible

Derived words

aerodigestion autodigestion biodigestion codigestion digestional exodigestion maldigestion mechanical digestion nondigestion overdigestion postdigestion predigestion redigestion undigestion
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