digestion Meaning, Definition & Usage

  1. noun the process of decomposing organic matter (as in sewage) by bacteria or by chemical action or heat
  2. noun the organic process by which food is converted into substances that can be absorbed into the body
  3. noun learning and coming to understand ideas and information
    • his appetite for facts was better than his digestion

WordNet

Di*ges"tion noun
Etymology
F. digestion, L. digestio.
Definitions
  1. The act or process of digesting; reduction to order; classification; thoughtful consideration.
  2. (Physiol.) The conversion of food, in the stomach and intestines, into soluble and diffusible products, capable of being absorbed by the blood.
  3. (Med.) Generation of pus; suppuration.

Webster 1913