placoid

== English == === Etymology === From Ancient Greek πλάξ (pláx, stem plak-) +‎ -oid. === Adjective === placoid (not comparable) Platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoid fish === Noun === placoid (plural placoids) Such a scale Any fish having placoid scales, such as the sharks A placodioid lichen ==== Related terms ==== microplacoid === References === “placoid”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Anagrams === podalic, podical