IgM

I1G2M3

noun

Immunoglobulin M.

Similar
immunoglobulin M
Less commonScrabble 6
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Meanings

IgM1

nounIgM (uncountable)
  1. uncountablebiologyImmunoglobulin M.

IGM2

nounIGM (plural IGMs)

plural IGMs

  1. abbreviationastronomyAbbreviation of InterGalactic Medium.
  2. abbreviationinitialismcomputingInitialism of in-game module.

    Blood Pitᵀᴹ — an “In-Game Module” (IGM) quest for the Adventures of Renownᵀᴹ Gaming System.

    2016, Stephen Gose, Making Multiplayer Online Games, page 268
  3. abbreviationinitialismboard gamesInitialism of International Grandmaster
  4. abbreviationinitialismInitialism of intersex genital mutilation

Synonyms & antonyms

nounone of the five major classes of immunoglobulins; involved in fighting blood infections and in triggering production of immunoglobulin G

Similar
immunoglobulin M
Broader
immunoglobulinIgimmune serum globulin
Also see
grandmasterimmunoglobulin m

Synonym sets from Open English WordNet, CC BY 4.0.

Rhymes & wordplay

Anagrams

imgmiggim
Cite this entry
APA

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

MLA

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

Chicago

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

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