Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: digestion  di'jes-chun or dI'jes-chun
  1. The organic process by which food is converted into substances that can be absorbed into the body
    "Proper digestion is essential for nutrient absorption"
     
  2. The process of decomposing organic matter (as in sewage) by bacteria or by chemical action or heat
    "The digestion of waste in the treatment plant reduces harmful pollutants"
     
  3. Learning and coming to understand ideas and information
    "his appetite for facts was better than his digestion"

Derived forms: digestions

Type of: acquisition, biological process, chemical action, chemical change, chemical process, learning, organic process

Encyclopedia: Digestion