| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| Crohn's disease |
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| PRONUNCIATION: |  kr nz |
| NOUN: | Ileitis involving the terminal portion of the ileum and characterized by abdominal pain, ulceration, and fibrous tissue buildup. | | ETYMOLOGY: | After Burrill Bernard Crohn (1884–1983), American physician.
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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