cocharacter

C3O1C3H4A1R1A1C3T1E1R1

noun

The dual notion to a character; a group homomorphism from the group of units of a field.

OriginEnglish character ← Middle English caracter ← Old French caractere →
Scrabble 20
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Meanings

nouncocharacter (plural cocharacters)

plural cocharacters

  1. mathematicsThe dual notion to a character; a group homomorphism from the group of units of a field.

    We show that this space is smoothly equivalent to the local model for #92;mathrm#123;Res#125;#95;#123;K#47;#92;mathbb#123;Q#125;#95;p#125;#92;mathrm#123;GL#125;#95;n, cocharacter #92;#123;#92;mu#92;#125;, and parahoric level structure.

    2015, Ana Caraiani, Brandon Levin, “Kisin modules with descent data and parahoric local models”, in arXiv

Origin

  1. Proto-Indo-European*ḱe?
  2. Proto-Indo-European*ḱóm
  3. Proto-Italic*kom
  4. Proto-Italic*kom-
  5. Latincon-
  6. Latinco-
  7. Englishco-
  8. Ancient Greekχαράσσω (kharássō)
  9. Ancient Greekχαρακτήρ (kharaktḗr)
  10. Latincharactēr
  11. Old Frenchcaractere
  12. Middle Englishcaracter
  13. Englishcharacter
  14. Englishcocharacter

From co- + character.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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