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See also: Ilium and -ilium


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Alternative forms[edit]

  • ilion (4th to 7th centuries)


From Latin īlium ‎(lower abdomen), from īle ‎(flank).



ilium ‎(plural ilia)

  1. (anatomy) The upper and widest of the three bones that make up each side of the hipbone and pelvis.
  2. (anatomy, obsolete) The ileum, part of the small intestine.

Coordinate terms[edit]

Derived terms[edit]

Usage notes[edit]

Note that in modern usage, ilium always refers to the bones of the hip and pelvis while ileum always refers to the part of the small intestine. To remember the different spellings, one rule is that there is an "i" in the middle of ilium and one in hip.





  1. genitive plural of īle
  2. the abdomen below the ribs, groin, flanks[1]
  3. the entrails


  • ilium in Charlton T. Lewis & Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • ilium in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • ilium” in Félix Gaffiot (1934), Dictionnaire Illustré Latin-Français, Paris: Hachette.
  • ilium in The Perseus Project (1999) Perseus Encyclopedia[1]
  • ilium in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
  • ilium in William Smith., editor (1854, 1857) A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly
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