stegosaur
noun
stego·saur
ˈste-gə-ˌsȯr 
: any of a suborder (Stegosauria) of quadrupedal ornithischian herbivorous dinosaurs chiefly of the Jurassic with strongly developed dorsal plates and spikes
Examples of stegosaur in a Sentence
Recent Examples on the Web
In a study of Miragaia published in the Italian Journal of Paleontology and Stratigraphy, researchers virtually modeled the tail of the stegosaur and its range of motion.
—
Riley Black, Smithsonian Magazine, 16 Dec. 2024
But not all stegosaurs used their tails the same way.
—Riley Black, Smithsonian Magazine, 16 Dec. 2024
While every dinosaur fan has their own favorite prehistoric creature, the plant-eating stegosaurs is an extra cute option for four-legged friends.
—Mary Walrath-Holdridge, USA TODAY, 12 Oct. 2024
New research using supercomputers to simulate moon-on-moon violence suggests that Saturn’s rings formed when two ancient moons collided around the time that stegosaurs roamed the Earth.
—WIRED, 24 Dec. 2023
The dinosaur wasn’t an ankylosaur or a stegosaur, but might have been close to the point where both groups split from each other—offering researchers a way to put a timer on when these dinosaur lineages started to get their distinctive styles and behaviors.
—Riley Black, Smithsonian Magazine, 31 May 2022
Bashanosaurus is just the latest stegosaur discovery at the Shaximiao Formation, something that may suggest these dinosaurs originated in Asia, said study coauthor Ning Li, a researcher at the Chongqing Laboratory of Geoheritage Protection and Research.
—Ashley Strickland, CNN, 3 Mar. 2022
This stegosaur, a mix of real and cast bones, is on display at Utah State University Eastern’s Prehistoric Museum in Price, Utah.
—Laura Poppick, Discover Magazine, 30 Aug. 2019
And paleontologists have found the oldest stegosaur in Africa, named Adratiklit boulahfa, in the same deposits, indicating that both stegosaurs and ankylosaurs were living in the same places long before the days of Stegosaurus.
—Riley Black, Smithsonian Magazine, 31 May 2022
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Riley Black, Smithsonian Magazine, 16 Dec. 2024
But not all stegosaurs used their tails the same way.
—Riley Black, Smithsonian Magazine, 16 Dec. 2024
While every dinosaur fan has their own favorite prehistoric creature, the plant-eating stegosaurs is an extra cute option for four-legged friends.
—Mary Walrath-Holdridge, USA TODAY, 12 Oct. 2024
New research using supercomputers to simulate moon-on-moon violence suggests that Saturn’s rings formed when two ancient moons collided around the time that stegosaurs roamed the Earth.
—WIRED, 24 Dec. 2023
The dinosaur wasn’t an ankylosaur or a stegosaur, but might have been close to the point where both groups split from each other—offering researchers a way to put a timer on when these dinosaur lineages started to get their distinctive styles and behaviors.
—Riley Black, Smithsonian Magazine, 31 May 2022
Bashanosaurus is just the latest stegosaur discovery at the Shaximiao Formation, something that may suggest these dinosaurs originated in Asia, said study coauthor Ning Li, a researcher at the Chongqing Laboratory of Geoheritage Protection and Research.
—Ashley Strickland, CNN, 3 Mar. 2022
This stegosaur, a mix of real and cast bones, is on display at Utah State University Eastern’s Prehistoric Museum in Price, Utah.
—Laura Poppick, Discover Magazine, 30 Aug. 2019
And paleontologists have found the oldest stegosaur in Africa, named Adratiklit boulahfa, in the same deposits, indicating that both stegosaurs and ankylosaurs were living in the same places long before the days of Stegosaurus.
—Riley Black, Smithsonian Magazine, 31 May 2022
Cite this Entry
“Stegosaur.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stegosaur. Accessed 14 Jul. 2025.
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