IU

I1U1

A form of international unit — A particular, minute unit of mass, defined differently for different substances, but so that varying substances of the same general type have the property that one international unit of the one has the same effect on the human body as one international unit of the other.

Similar
Indiana
Less commonScrabble 2
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Meanings

nounIU (plural IUs)

plural IUs

  1. abbreviationinitialismmedicineInitialism of international unit.
proper noun
  1. abbreviationellipsisEllipsis of Indiana University.

    Synonyms: Indiana

    1. abbreviationinitialismInitialism of Indiana University Bloomington.

      Synonyms: Indiana

Synonyms & antonyms

Also see
indianainternational unit

Translations

Danish IE
  • IEinitialism of international unit
French UI
  • UIinitialism of international unit
Hungarian NE
  • NEinitialism of international unit
Cite this entry
APA

IU. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/IU

MLA

“IU.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/IU. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “IU,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/IU.

Source: IU on Wiktionary, CC BY-SA 4.0.