Etymology

harmonogram

H4A1R1M3O1N1O1G2R1A1M3

Today it means: An early form of Gantt chart. Full definition →

Ancient Greek γράμμα (grámma) ← Proto-Hellenic *grə́pʰō ← Proto-Indo-European *gerbʰ-
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The story

  1. Englishharmony
  2. Proto-Indo-European*gerbʰ-
  3. Proto-Hellenic*grə́pʰō
  4. Ancient Greekγρᾰ́φω (grắphō)
  5. Ancient Greekγράμμα (grámma)
  6. English todayharmonogram

From harmony + -o- + -gram.

Etymology from Wiktionary, CC BY-SA 4.0.