Etymology

Triassic

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Today it means: Of or from the geologic strata above the Permian and below the Jurassic; of or belonging to the period 250 to 200 million years ago when these strata were laid down. Full definition →

German Trias ← Ancient Greek τριάς
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The story

  1. Ancient Greek · derived fromτριάς“triad”
  2. German · derived fromTrias
  3. English todayTriassic

From Trias (“three-layered geologic strata between the Permian and Jurassic”) < German Trias < Ancient Greek τριάς (triás, “triad”), + -ic. Coined in 1841 by geologist Friedrich August von Alberti (1795–1878).

Words from the same roots

Ancient Greekτριάς all →

triad

Etymology from Wiktionary, CC BY-SA 4.0.