Etymology

bacterio-

Today it means: bacteria Full definition →

New Latin bactērium ← Ancient Greek βακτήριον (baktḗrion)
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The story

  1. Ancient Greekβακτηρία (baktēría)
  2. Ancient Greekβακτήριον (baktḗrion)
  3. New Latinbactērium
  4. English todaybacterio-

From New Latin bactērium + English -o-.

Etymology from Wiktionary, CC BY-SA 4.0.