Definitions for placoidˈplæk ɔɪd
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Random House Webster's College Dictionary
plac•oidˈplæk ɔɪd(adj.)
platelike, as the scales or dermal investments of sharks.
Category: Zoology
Origin of placoid:
1835–45; < Gk plak- (s. of pláx) something flat, tablet
Princeton's WordNet
placoid, platelike(adj)
as the hard flattened scales of e.g. sharks
Wiktionary
placoid(Noun)
Any fish having placoid scales, such as the sharks.
placoid(Adjective)
platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoids.
Webster Dictionary
Placoid(adj)
platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoids
Placoid(noun)
any fish having placoid scales, as the sharks
Placoid(noun)
one of the Placoides
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