Etymology

erroneous

E1R1R1O1N1E1O1U1S1

Today it means: Containing an error; inaccurate. Full definition →

Middle English erroneous ← Middle French erroneux ← Latin erroneus
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The story

  1. Latin · derived fromerroneus
  2. Middle French · derived fromerroneux
  3. Middle English · inherited fromerroneous
  4. English todayerroneous

From late Middle English erroneous, from Middle French erroneux, from Latin erroneus.

Etymology from Wiktionary, CC BY-SA 4.0.