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 gut bacteria colonize the intestinal tumor, then break through the multilayer barrier that normally keeps gut contents away from the rest of the body.
—
Amber Dance, Smithsonian Magazine, 4 Apr. 2025
The intestinal barrier is a layered wall that allows your gut to absorb nutrients and keep out harmful bacteria.
—Cristina Palacios, The Conversation, 3 Apr. 2025
The thin, golden-flecked liquid, touted as being able to repair intestinal lining, improve skin radiance, and generally fix your life, surged to popularity in the early 2010s and entered the mainstream not long after.
—Morgan Fargo, Vogue, 1 Apr. 2025
Probiotics lower intestinal inflammation markers, support the growth and function of beneficial bacteria, and promote a balanced gut environment.10
4.
—Jillian Kubala, Health, 1 Apr. 2025
See All Example Sentences for intestinal
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Amber Dance, Smithsonian Magazine, 4 Apr. 2025
The intestinal barrier is a layered wall that allows your gut to absorb nutrients and keep out harmful bacteria.
—Cristina Palacios, The Conversation, 3 Apr. 2025
The thin, golden-flecked liquid, touted as being able to repair intestinal lining, improve skin radiance, and generally fix your life, surged to popularity in the early 2010s and entered the mainstream not long after.
—Morgan Fargo, Vogue, 1 Apr. 2025
Probiotics lower intestinal inflammation markers, support the growth and function of beneficial bacteria, and promote a balanced gut environment.10
4.
—Jillian Kubala, Health, 1 Apr. 2025
See All Example Sentences for intestinal
Cite this Entry
“Intestinal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intestinal. Accessed 9 Apr. 2025.
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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