Etymology

ptychography

P3T1Y4C3H4O1G2R1A1P3H4Y4

Today it means: A technique that aims to solve the diffraction-pattern phase problem by interfering adjacent Bragg reflections coherently and thereby determining their relative phase. Full definition →

Ancient Greek πτυχή
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The story

  1. Ancient Greek · derived fromπτυχή“fold”
  2. English todayptychography

From ptycho- (compare ptychonome) + -graphy, from Ancient Greek πτυχή (ptukhḗ, “fold”) + γράφειν (gráphein, “write”).

Words from the same roots

Ancient Greekπτυχή all →

aptychuspentaptychptychonome

Etymology from Wiktionary, CC BY-SA 4.0.