Etymology

isopentane

I1S1O1P3E1N1T1A1N1E1

Today it means: An aliphatic hydrocarbon with the chemical structure CH₂CH₂CH(CH₃)₂; isomeric with pentane and neopentane. Full definition →

English pentane ← Ancient Greek ῐ̓́σος (ĭ́sos)
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The story

  1. Ancient Greekῐ̓́σος (ĭ́sos)
  2. Englishiso-
  3. Englishpentane
  4. English todayisopentane

From iso- + pentane.

Etymology from Wiktionary, CC BY-SA 4.0.