Etymology

co-

Today it means: Jointly: the root verb is done in coordination between multiple actors or entities Full definition →

Latin co- ← Proto-Italic *kom- ← Proto-Indo-European *ḱóm
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co- · prefix1

  1. Proto-Indo-European*ḱe?
  2. Proto-Indo-European*ḱóm
  3. Proto-Italic*kom
  4. Proto-Italic*kom-
  5. Latincon-
  6. Latinco-
  7. English todayco-

Learned borrowing from Latin co-, from con-, from Proto-Italic *kom-, from *kom, from Proto-Indo-European *ḱóm, possibly from *ḱe.

co- · prefix2

Initialism of class of.

Etymology from Wiktionary, CC BY-SA 4.0.