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intestinal

[in-tes-tuh-nl; British in-tes-tahyn-l]
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adjective
  1. occurring in or affecting the intestines.
  2. of, relating to, or resembling the intestines.

Origin of intestinal

1590–1600; < New Latin intestīnālis; see intestine, -al1
Related formsin·tes·ti·nal·ly, adverbpost·in·tes·ti·nal, adjectivesub·in·tes·ti·nal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for intestinally

intestinal

adj.

early 15c., from medical Latin intestinalis, from Latin intestinum (see intestine).

Online Etymology Dictionary, © 2010 Douglas Harper

intestinally in Medicine

intestinal

(ĭn-tĕstə-nəl)
adj.
  1. Of, relating to, or constituting the intestine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.