digestion

noun
di·ges·tion | \dī-ˈjes-chən, də-, -ˈjesh-\

Definition of digestion 

: the action, process, or power of digesting: such as

a : the process of making food absorbable by mechanically and enzymatically breaking it down into simpler chemical compounds in the digestive tract

b : the process in sewage treatment by which organic matter in sludge is decomposed by anaerobic bacteria with the release of a burnable mixture of gases

Examples of digestion in a Sentence

an enzyme that aids in the digestion of protein She began to suffer from poor digestion as she grew older.

Recent Examples on the Web

In addition to aiding digestion, dietary fiber has been shown to help cut cholesterol levels, protect against diabetes, tame inflammation and control weight. Consumer Reports, Washington Post, "That juice may be green, but it’s not as healthy as you think," 25 June 2018 For humans and our mammalian relatives, farts are mainly the result of digestion. Brian Resnick, Vox, "Farts: which animals do, which don’t, and why," 3 Apr. 2018 James Pimm, a farmer's son who owned an oyster bar in 19th-century London, created it and offered his guests the secret mix of gin, quinine, and a spice blend as a tonic to aid digestion. Sam Dangremond, Town & Country, "How To Make A Pimm's Cup," 2 June 2017 For instance, drinking lemon and water to stimulate the gastric juices for better digestion or apple cider vinegar in water has been touted for everything from weight loss to detoxification effects. Marci Robin, Allure, "Woman Claims Drinking Her Dog's Urine Cleared Her Acne in Nauseating Viral Video," 11 June 2018 The dash of umeboshi vinegar — a tart, fermented plum vinegar sold in Japanese markets — adds subtle umami and stimulates digestion. Julia Sherman, New York Times, "A Cookbook of Artists’ Creative Summer Desserts," 22 June 2018 The activities demonstrated which fruits and vegetables boost metabolism, are good for digestion, and are best for controlling blood sugar. Emily Himes, miamiherald, "Diabetic children learn about nutrition and keeping healthy at Camp Roaring Sun," 10 July 2018 Their benefits include providing energy, aiding in digestion, and helping prevent chronic disease. Jackie Pilossoph, chicagotribune.com, "15 material and nonmaterial self-confidence boosters," 20 June 2018 According to the Mayo Clinic, the condition is an inflammation of the gland that produces enzymes that help digestion and hormones that regulate the way your body processes sugar. Gil Kaufman, Billboard, "Avicii Suffered From Pancreatitis -- What is It?," 24 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'digestion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of digestion

14th century, in the meaning defined above

Keep scrolling for more

Learn More about digestion

Statistics for digestion

Last Updated

2 Oct 2018

Look-up Popularity

Time Traveler for digestion

The first known use of digestion was in the 14th century

See more words from the same century

Keep scrolling for more

More Definitions for digestion

digestion

noun

English Language Learners Definition of digestion

: the process by which food is changed to a simpler form after it is eaten

digestion

noun
di·ges·tion | \dī-ˈjes-chən, də-\

Kids Definition of digestion

: the body's process or power of changing food into simpler forms that can be taken up and used

digestion

noun
di·ges·tion | \dī-ˈjes(h)-chən, də- \

Medical Definition of digestion 

: the action, process, or power of digesting especially : the process of making food absorbable by mechanically and enzymatically breaking it down into simpler chemical compounds in the digestive tract

Keep scrolling for more

Comments on digestion

What made you want to look up digestion? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

lying above or upon

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!