digestion

noun

di·​ges·​tion dī-ˈjes-chən How to pronounce digestion (audio)
də-,
-ˈjesh-
: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
For me, simple congee with pickles and pork floss was perfect to help with digestion after more than a week of decadent meals. Amber Gibson, Chicago Tribune, 15 Jan. 2025 The combination of fruits provides many vitamins and minerals to support immune function, hydration, heart health, digestion, and more.3 2. Chelsea Rae Bourgeois, Rdn, Ld, Health, 13 Jan. 2025 As for omnivores, their gut microbiomes tended to have more bacteria associated with meat digestion, which makes sense. Maria Godoy, NPR, 10 Jan. 2025 There are a few consequences to remember when juicing, such as not getting the benefit of fiber from fruits and vegetables as the skin is removed, which aids in digestion, heart health, and weight management. Dominique Fluker, Essence, 10 Jan. 2025 See all Example Sentences for digestion 

Word History

First Known Use

14th century, in the meaning defined above

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

Dictionary Entries Near digestion

Cite this Entry

“Digestion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/digestion. Accessed 22 Jan. 2025.

Kids Definition

digestion

noun
di·​ges·​tion dī-ˈjes-chən How to pronounce digestion (audio)
də-
: the process by which food is broken down into simpler forms in the body by mechanical and enzymatic means

Medical Definition

digestion

noun
di·​ges·​tion dī-ˈjes(h)-chən, də- How to pronounce digestion (audio)
: 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
Last Updated: - Updated example sentences
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