Etymology

isophthalic

I1S1O1P3H4T1H4A1L1I1C3

Today it means: Of or pertaining to isophthalic acid and its derivatives. Full definition →

English phthalic ← Ancient Greek ῐ̓́σος (ĭ́sos)
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The story

  1. Ancient Greekῐ̓́σος (ĭ́sos)
  2. Englishiso-
  3. Englishphthalic
  4. English todayisophthalic

From iso- + phthalic.

Etymology from Wiktionary, CC BY-SA 4.0.