Etymology

petrography

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Today it means: The branch of petrology that deals with the scientific description and classification of rocks. Full definition →

Ancient Greek γραφή (graphḗ) ← Proto-Hellenic *grə́pʰō ← Proto-Indo-European *gerbʰ-
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The story

  1. Ancient Greekπέτρᾱ (pétrā)
  2. Latinpetra
  3. Englishpetro-
  4. Proto-Indo-European*gerbʰ-
  5. Proto-Hellenic*grə́pʰō
  6. Ancient Greekγρᾰ́φω (grắphō)
  7. Ancient Greekγραφή (graphḗ)
  8. English todaypetrography

From petro- + -graphy.

Etymology from Wiktionary, CC BY-SA 4.0.