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Webster 1913 Edition


Placoid

Plac′oid

,
Adj.
[Gr.
πλάξ
,
πλακός
, a tablet +
-oid
.]
(Zool.)
Platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoids.

Plac′oid

,
Noun.
(Zool.)
(a)
Any fish having placoid scales, as the sharks.
(b)
One of the Placoides.

Definition 2024


placoid

placoid

English

Adjective

placoid

  1. Platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoids.
    • 1979, Cormac McCarthy, Suttree, Random House, p.68:
      What about the carp? He regarded the two placoid shapes with doubt.

Noun

placoid (plural placoids)

  1. Any fish having placoid scales, such as the sharks.

References

  • placoid in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913