digestion

noun

di·​ges·​tion dī-ˈjes-chən 

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

Add fiber-rich foods—such as whole grains, fruits, vegetables, and beans—to your meals and snacks to support digestion and satiety. —Johna Burdeos, Health, 17 Dec. 2024

Even though some think raw milk is better for digestion, the immune system, or nutrition, studies show this isn’t true. —Julie Scott, Msn, Anp-Bc, Aocnp, Verywell Health, 16 Dec. 2024

Foods like berries, chia seeds, leafy greens, whole grains, and legumes are all helpful for digestion but can also help reduce cardiovascular disease risk factors and improve immune health. —Sara Novak, Discover Magazine, 13 Dec. 2024

Foods high in fiber help slow the digestion of carbohydrates, which in turn can help control blood sugar levels. —Caroline C. Boyle, USA TODAY, 11 Dec. 2024

Word History

First Known Use

14th century, in the meaning defined above

Kids Definition

digestion

noun

di·​ges·​tion dī-ˈjes-chən 

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- 

: 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