Word.ws English Dictionary

Plural of ilium

irregular plural

The plural of ilium is ilia.

Forms of ilium

Singularilium /ˈɪlɪəm/
Pluralilia
Countablecountable

Meaning of ilium

  1. noun The upper and widest of the three bones that make up each side of the hipbone.
  2. noun The ileum, part of the small intestine (in modern usage, misspelling of ileum).

Full definition of ilium

Nouns ending in -um: plural -a

Questions about the plural of ilium

What is the plural of ilium?
The plural of ilium is ilia.
Is ilium countable?
Ilium is a countable noun.

Source and license

Adapted from Wiktionary: ilium (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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