Etymology

bacteroidal

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Today it means: Relating to the bacteroids. Full definition →

Proto-Indo-European *h₂élisder.? ← English bacteroid ← Ancient Greek εἶδος (eîdos)
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The story

  1. Ancient Greekβακτηρία (baktēría)
  2. Ancient Greekβακτήριον (baktḗrion)
  3. New Latinbactērium
  4. Englishbacterium
  5. Proto-Indo-European*weyd-
  6. Proto-Indo-European*wéydos
  7. Proto-Hellenic*wéidos
  8. Ancient Greekεἶδος (eîdos)
  9. Englishbacteroid
  10. Proto-Indo-European*h₂el-
  11. Proto-Indo-European*h₂élisder.?
  12. English todaybacteroidal

From bacteroid + -al.

Etymology from Wiktionary, CC BY-SA 4.0.