Dirac

D2I1R1A1C3
/dɪˈræk/

proper noun

A surname from French.

OriginMedieval Latin Adiraco ← Latin Atirius →
Less commonScrabble 8
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Meanings

proper noun
  1. A surname from French.

Origin

  1. LatinAtirius
  2. Medieval LatinAdiraco
  3. EnglishDirac

From the French surname Dirac, probably from the French town by that name in Charente, from Medieval Latin Adiraco, Dyracum, from a Gallo-Roman name, Latin Atirius (a derivative of Atilius), or alternatively a Frankish/Germanic name *Adarus, in either case with the common Gallo-Roman nominal suffix -acum.

More words from Medieval Latin, Latin

Full word history & related roots →

Rhymes & wordplay

Anagrams

cardiacridRadicIcardDarcicairddaricCidracaridarcid
Cite this entry
APA

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

MLA

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

Chicago

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

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