Etymology

bioenergy

B3I1O1E1N1E1R1G2Y4

Today it means: Energy produced from a biological resource such as biomass as biofuel. Full definition →

English energy ← Middle French énergie ← Late Latin energīa
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The story

  1. Proto-Indo-European*gʷeyh₃-
  2. Ancient Greekβῐ́ος (bĭ́os)
  3. Ancient Greekβῐο- (bĭo-)
  4. Englishbio-
  5. Late Latinenergīa
  6. Middle Frenchénergie
  7. Englishenergy
  8. English todaybioenergy

From bio- + energy.

Etymology from Wiktionary, CC BY-SA 4.0.