Definition of digestion in English:

digestion

noun

mass noun
  • 1The process of digesting food.

    • ‘‘Oxygen is needed for metabolism and food digestion,’ he says.’
    • ‘As a result, your heart rate and blood pressure return to normal and your digestion and metabolism resume a regular pace.’
    • ‘Finally, proponents of raw food also claim cooking destroys many of the natural enzymes found in food which help with digestion and absorption of nutrients.’
    • ‘The barium solution shows up the stomach and gullet more clearly, and the process of digestion can be seen.’
    • ‘It plays important roles in digestion and metabolism.’
    • ‘Animal studies have shown that many spices induce higher secretion of bile acids which play a vital role in fat digestion and absorption.’
    • ‘Signs and symptoms vary depending on which nerves are affected but can range from dizziness to trouble with digestion and urination to sexual difficulties.’
    • ‘Drinking with meals dilutes the acid and enzymes in the gut that dissolve food, impairing digestion in the process.’
    • ‘The body needs a constant supply of energy to power the continuous processes of life, such as the heartbeat, breathing and digestion.’
    • ‘Different regions of the digestive tract are concerned with storage, secretion, the processes of food digestion, absorption, and the elimination of waste products.’
    • ‘It is suspected that the disease does survive the process of cooking, digestion and the human immune system; however, some scientists doubt this theory.’
    • ‘In addition, they typically assess everyday body processes, such as appetite, digestion, defecation, urination, and sleep.’
    • ‘Fluid affects our breathing, digestion and excretion.’
    • ‘Probiotics secrete enzymes that help break down foods and accelerate digestion and absorption.’
    • ‘This is called stricture and can lead to problems with digestion, such as food sticking when you swallow.’
    • ‘Located just behind the stomach, the pancreas produces enzymes that help break down food during digestion, and makes insulin and glucagon that balance sugar levels in the body.’
    • ‘Once saliva has begun the process of digestion, food passes to the stomach, located in the middle Sanjiao (middle triple burner) area.’
    • ‘You need water for all bodily processes, including digestion, waste excretion, circulation and even breathing.’
    • ‘Fat slows digestion, giving food more time to ferment.’
    • ‘Stress, drugs and other chemicals, and a low-fiber diet can destroy these friendly bacteria and disrupt normal digestion and absorption of food.’
    breaking down, maceration, dissolution
    View synonyms
    1. 1.1count noun A person's capacity to digest food.
      ‘he suffered with his digestion’
      • ‘Perhaps I can't take credit for my good digestion or my charming disposition; I can take credit for being justified.’
      • ‘He was proud of his good digestion and excellent health.’
      • ‘Laughter exercises the diaphragm and abdominal muscles, which in turn helps improve digestion.’
      • ‘This is because certain foods may upset your digestion.’
      • ‘This man, perhaps, may have an easy conscience and a good digestion.’
      • ‘Our digestions coped admirably and thus you will have no tales concerning toilets, bushes, and Delhi Belly.’
      • ‘Her menstrual cycle, digestion, elimination, and sleep were normal.’
      • ‘Every day I have a dessert because I believe sugar helps my digestion.’
      • ‘Note that sensitive digestions tolerate cooked onions better than raw ones.’
      • ‘Due to his good digestion he doesn't have indigestion in spite of some excessive eating.’
    2. 1.2Chemistry The process of treating a substance with heat, enzymes, or a solvent to promote decomposition or extract essential components.
      • ‘Dried leaf discs were analysed for organic N and Ca after digestion in sulphuric acid and subsequent dilution.’
      • ‘This assay does not require enzyme digestion or electrophoretic separation of DNA fragments.’
      • ‘Nevertheless, it is plausible that the complex kinetic profile of tryptic digestions of G-actin results from a combination of factors, including trypsin inhibition and the presence of several subpopulations of actin states.’
      • ‘Nitric-perchloric acid digestions were performed in triplicate on feed and fecal samples.’
      • ‘Elements that had been located within the protoplasts (intracellular fraction) were solubilized by digestion with concentrated nitric acid.’

Origin

Late Middle English: via Old French from Latin digestio(n-), from the verb digerere (see digest).

Pronunciation

digestion

/dʌɪˈdʒɛstʃ(ə)n//dɪˈdʒɛstʃ(ə)n/