ingestion

noun

: the act or process of taking in something for or as if for digestion : the act or process of ingesting something
A Cochrane review showed that ingestion of cranberry products may decrease the number of symptomatic urinary tract infections in women …Giovanni Montini et al.
Celiac disease is the immune-mediated response to ingestion of gluten from wheat, rye and barley that damages the small intestine.Valerie Putnam
After two years of almost manic ingestion of book after book—Montaigne, Milton, Seneca, Dante—he began to write Moby-Dick.Andrew Delbanco

Examples of ingestion in a Sentence

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.
The ingestion of substances was just astronomical. Los Angeles Times, 5 June 2026 The ingestion of substances was just astronomical. Patrick Ryan, USA Today, 3 June 2026 Always ensure that the traps are placed out of reach of children and pets to prevent accidental ingestion or interference, which could lead to harm or render the trap ineffective. Madeline Buiano, Martha Stewart, 17 June 2026 The vast majority of cases of accidental ingestion by animals involve dogs. Ella Moore may 26, Miami Herald, 26 May 2026 See All Example Sentences for ingestion

Word History

First Known Use

1620, in the meaning defined above

Time Traveler
The first known use of ingestion was in 1620

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Cite this Entry

“Ingestion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ingestion. Accessed 7 Jul. 2026.

Medical Definition

ingestion

noun
: the taking of material (as food) into the digestive system

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