Etymology

eco-friendly

Today it means: Ecologically friendly; not damaging to the natural environment. Full definition →

English friendly ← French éco- ← Latin oeco-
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The story

  1. Proto-Indo-European*weyḱ-
  2. Proto-Indo-European*wóyḱos
  3. Proto-Hellenic*wóikos
  4. Ancient Greekϝοῖκος (woîkos)
  5. Ancient Greekοἶκος (oîkos)
  6. Latinoeco-
  7. Frenchéco-
  8. Englisheco-
  9. Englishfriendly
  10. English todayeco-friendly

From eco- + friendly.

Etymology from Wiktionary, CC BY-SA 4.0.