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fermi

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fermi¹

  • /ˈfɜː(ɹ)mi/
  • /ˈfɛə(ɹ)mi/

Where it comes from

Named after Italian physicist Enrico Fermi.

noun fermis

  1. An obsolete name of the unit of length equal to one femtometre (10⁻¹⁵ m).

Fermi²

proper noun Fermis · Fermies

  1. countable, uncountable A surname from Italian.
  2. countable, uncountable The physicist Enrico Fermi

Talk about this word

Cite this
MLA

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

APA

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

Chicago

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

BibTeX
@misc{fermi_2026,
  title = {fermi},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/fermi},
  urldate = {2026-11-06}
}