Associations to the word «Placoid»

Wiktionary

PLACOID, adjective. Platelike; having irregular, platelike, bony scales, often bearing spines; pertaining to the placoids.
PLACOID, noun. Any fish having placoid scales, such as the sharks.

Dictionary definition

PLACOID, adjective. As the hard flattened scales of e.g. sharks.

Wise words

We should have a great fewer disputes in the world if words were taken for what they are, the signs of our ideas only, and not for things themselves.
John Locke