Etymology

viral

V4I1R1A1L1

Today it means: Of or relating to a biological virus. Full definition →

Proto-Indo-European *h₂élisder.? ← English virus ← Middle English virus
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The story

  1. Proto-Indo-European*weys-
  2. Proto-Indo-European*wisós
  3. Proto-Italic*weizos
  4. Latinvīrus
  5. Middle Englishvirus
  6. Englishvirus
  7. Proto-Indo-European*h₂el-
  8. Proto-Indo-European*h₂élisder.?
  9. English todayviral

From virus + -al.

Etymology from Wiktionary, CC BY-SA 4.0.