MSI

English

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MSI¹

noun MSIs

  1. abbreviation, initialism Initialism of medium scale integration
  2. abbreviation, initialism Initialism of Microsoft installer
  3. US, abbreviation, initialism Initialism of minority-serving institution While many MSIs struggle, a number of their pre-service teacher training programs demonstrate better-than-average results despite being dramatically under-funded as compared to programs at non-MSI peer institutions. […] With more than 1 million teachers expected to retire in the coming years, the MS
  4. abbreviation, initialism Initialism of meaningful social interaction The introduction of the MSI metric quickly helped with Facebook’s engagement problem, according to an internal research note from November 6, 2019.
  5. abbreviation, initialism Initialism of Micro-Star International

MSI²

Where it comes from

Borrowed from Italian MSI (“Movimento Sociale Italiano”).

proper noun

  1. historical The Italian Social Movement. Two, Franco Bigonzetti and Francesco Ciavatta, were murdered by suspected left-wing activists on the street in front of the MSI party headquarters and the third, Stefano Recchioni, by a police officer responding to riots against the first killings.

Msi³

noun

  1. abbreviation Abbreviation of megapound per square inch

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Cite this
MLA

"MSI." Wiktionary, via Micwyn, micwyn.com/word/msi. Accessed 6 Nov. 2026.

APA

MSI. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/msi

Chicago

"MSI." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/msi.

BibTeX
@misc{msi_2026,
  title = {MSI},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/msi},
  urldate = {2026-11-06}
}