intestinal
adjective
in·tes·ti·nal
in-ˈte-stə-nᵊl 
-ˈtes(t)-nəl,
-ˈte-sᵊn-əl
British often ˌin-(ˌ)te-ˈstī-nᵊl
1
: affecting, occurring, or living in the intestine
2
: of, relating to, or being the intestine
intestinally
adverb
Examples of intestinal in a Sentence
Recent Examples on the Web
The evening is actually a pivotal time for your intestinal health, when your gut microbiome gets to work resetting and repairing.
—
Mélanie Defouilloy, Vogue, 6 June 2026
But many of the dogs in the survey were on monthly heartworm medication, which also clears intestinal worms—so those dogs had nothing to flush out.
—Niranjana Rajalakshmi, Popular Science, 4 June 2026
As a child, Mastel suffered from near-constant allergies and illnesses and in 1966, a serious intestinal illness hospitalized him for 54 days, spurring his interest in natural supplements and plants to try to quiet his symptoms.
—Mars King, Twin Cities, 3 June 2026
The four men still trapped have started to show health problems, including skin, stomach and intestinal issues.
—CNN Money, 30 May 2026
See All Example Sentences for intestinal
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Mélanie Defouilloy, Vogue, 6 June 2026
But many of the dogs in the survey were on monthly heartworm medication, which also clears intestinal worms—so those dogs had nothing to flush out.
—Niranjana Rajalakshmi, Popular Science, 4 June 2026
As a child, Mastel suffered from near-constant allergies and illnesses and in 1966, a serious intestinal illness hospitalized him for 54 days, spurring his interest in natural supplements and plants to try to quiet his symptoms.
—Mars King, Twin Cities, 3 June 2026
The four men still trapped have started to show health problems, including skin, stomach and intestinal issues.
—CNN Money, 30 May 2026
See All Example Sentences for intestinal
Cite this Entry
“Intestinal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intestinal. Accessed 11 Jun. 2026.
Copy CitationKids Definition
intestinal
adjective
in·tes·ti·nal
in-ˈtes-tən-ᵊl
1
: of or relating to the intestine
2
: affecting or occurring in the intestine
intestinally
adverb
-ē
Medical Definition
intestinal
adjective
in·tes·ti·nal
in-ˈtes-tən-ᵊl, -ˈtes(t)-nəl, -ˈtes-ᵊn-əl, British often ˌin-(ˌ)tes-ˈtīn-ᵊl
1
a
: affecting or occurring in the intestine
intestinal digestion
intestinal catarrh
b
: living in the intestine
the intestinal flora
an intestinal worm
2
: of, relating to, or being the intestine
the intestinal canal
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