squamate

This term is primarily used in biological and zoological contexts, carrying a technical register. As an adjective, it describes the physical characteristic of having scales, whereas as a noun, it refers specifically to members of the order Squamata. It is far more precise than the general word "scaly," which can be used colloquially to describe anything with a rough or flaky surface.

When used as a noun, the word refers to a specific taxonomic group including snakes and lizards. Because it denotes a biological category, it follows standard countable noun rules for animals, allowing for pluralization when referring to multiple specimens or species within that order.