Etymology

placoid

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Today it means: Platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoid fish Full definition →

Ancient Greek πλάξ
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The story

  1. Ancient Greek · derived fromπλάξ
  2. English todayplacoid

From Ancient Greek πλάξ (pláx, stem plak-) + -oid.

Words from the same roots

Ancient Greekπλάξ all →

placo-

Etymology from Wiktionary, CC BY-SA 4.0.