Irr

I1R1R1

A form of irregular galaxy — A galaxy which is has no spirals and is not elliptical.

Similar
IrG
Less commonScrabble 3
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Meanings

Irr1

nounIrr (plural Irrs)

plural Irrs

  1. abbreviationastronomyAbbreviation of irregular galaxy.

    Synonyms: IrG

IRR2

proper noun
  1. USabbreviationinitialismgovernmentInitialism of Individual Ready Reserve.
  2. InternetabbreviationinitialismInitialism of Internet Routing Registry.
nounIRR (plural IRRs)

plural IRRs

  1. abbreviationinitialismbusinessInitialism of Internal rate of return.

Synonyms & antonyms

Also see
irgirregular galaxy
Cite this entry
APA

Irr. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Irr

MLA

“Irr.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Irr. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Irr,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Irr.

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