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Definitions from WordNet

Definitions from the Web

Placoid

Definition:

Placoid refers to something relating to or resembling a placoid scale, a type of scale found in cartilaginous fishes such as sharks and rays.

Part of Speech:

Adjective

Senses:

Sense 1:

Related to a type of scale found in sharks and rays.

Sample Sentence: The placoid scales on the shark's skin helped reduce drag as it swam through the water.

Sense 2:

Characterized by small, tooth-like projections or points.

Sample Sentence: The placoid teeth of the skatefish were sharp and formidable.

Related Products:

Shark Scale Replica

Ray Skin Product