Etymology

pinacoid

P3I1N1A1C3O1I1D2

Today it means: The face of a crystal parallel to two of the axes. Full definition →

Ancient Greek πινάκιον
Ask AI about its historyChatGPTClaudePerplexityGoogle AIGrok

The story

  1. Ancient Greek · derived fromπινάκιον“slab, tablet”
  2. English todaypinacoid

Ancient Greek πινάκιον (pinákion, “slab, tablet”) + -oid.

Words from the same roots

Ancient Greekπινάκιον all →

pinakiolitepinakion

Etymology from Wiktionary, CC BY-SA 4.0.