Dictionary.com
Thesaurus.com

ilium

1 American  
[il-ee-uhm] / ˈɪl i əm /

noun

Anatomy.

plural

ilia

  1. the broad, upper portion of either hipbone.

Ilium 2 American  
[il-ee-uhm] / ˈɪl i əm /

noun

  1. Latin name of ancient Troy.

ilium 1 British  
/ ˈɪlɪəm /

noun

  1. the uppermost and widest of the three sections of the hipbone

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Ilium 2 British  
/ ˈɪlɪəm /

noun

  1. the Latin name for ancient Troy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
ilium Scientific  
/ ĭl′ē-əm /

plural

ilia

  1. The uppermost and widest of the three bones that fuse together to form each of the hipbones.

  2. See more at skeleton

Other Word Forms

  • preilium noun
  • subilium noun

Etymology

Origin of ilium

1705–1710; < New Latin, special use of Medieval Latin īlium, as singular of Latin īlia; ileum

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.