Definition

Noun: A large, swift, carnivorous dinosaur of the early Cretaceous period, characterized by its significant size (approximately 20 feet long) and a large, upright slashing claw on each hind foot, with claws measuring about 15 inches in length.

Usage

The word "utahraptor" is used as a proper noun to refer specifically to this genus of dinosaur. It is typically used in scientific, educational, and paleontological contexts. * The utahraptor is known for being one of the largest known "raptor" dinosaurs. * Fossils of the utahraptor were discovered in the U.S. state of Utah.

Examples

• The Utahraptor was a formidable predator of its time.
• Scientists study the bone structure of the Utahraptor to understand its hunting methods.
• The discovery of an Utahraptor block, containing multiple individuals, provided crucial insights into its behavior.

Advanced Usage

• The term is often used in comparative discussions about dromaeosaurid dinosaurs, highlighting its size relative to the more widely known .
• In cladistics, Utahraptor is classified within the family Dromaeosauridae.

Variants and Related Words

• Dromaeosaurid (noun): The family of theropod dinosaurs to which belongs, commonly known as "raptors."
• Theropod (noun): The larger suborder of bipedal, mostly carnivorous dinosaurs that includes .

Synonyms

• Predatory dinosaur
• Dromaeosaurid (as a general category)

Related Phrases/Concepts

• Killing claw: A descriptive term for the large, retractable second toe claw characteristic of dromaeosaurids like the Utahraptor.
• Pack hunter: A hypothesized behavior for Utahraptor, suggesting it may have hunted in groups, though this is based on fossil evidence and remains a topic of scientific study.

Noun

1. large (20-ft) and swift carnivorous dinosaur having an upright slashing claw 15 inches long on each hind foot; early Cretaceous