As nouns the difference between ileum and pileum
is that ileum is (anatomy) the last, and usually the longest, division of the small intestine; the part between the jejunum and large intestine while pileum is (zoology) the top of a bird's head.
ileum
Noun
(ilea)
(anatomy) The last, and usually the longest, division of the small intestine; the part between the jejunum and large intestine.
Derived terms
* ileal
* ileitis
* ileostomy
* ileotomy
* ileus
pileum
English
Noun
(pilea)
(zoology) The top of a bird's head