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 (ə-păt′ə-sôr′əs) or a·pat·o·saur (ə-păt′ə-sôr′)
A very large herbivorous sauropod dinosaur of the genus Apatosaurus of the Jurassic Period, having a long neck and tail and a small head.

[New Latin Apatosaurus, unreal lizard, genus name : Greek apatē, untruth, lie + Greek sauros, lizard.]


(ə-păt′ə-sôr′əs) or a·pat·o·saur (ə-păt′ə-sôr′)
A very large sauropod dinosaur of the late Jurassic Period, having a long neck and tail and a relatively small head. See Note at brontosaurus.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.apatosaurus - huge quadrupedal herbivorous dinosaur common in North America in the late Jurassicapatosaurus - huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic
sauropod, sauropod dinosaur - very large herbivorous dinosaur of the Jurassic and Cretaceous having a small head a long neck and tail and five-toed limbs; largest known land animal
genus Apatosaurus, genus Brontosaurus - large quadrupedal herbivorous dinosaurs with very long neck and tail; late Jurassic
References in periodicals archive ?
The Apatosaurus has no hump on its head and has a longer neck, but the Brachiosaurus does have a hump and it's larger.
However, in 2015, after a closer examination of Marsh's apatosaurus and brontosaurus fossils, scientists found significant enough differences to restore the bronto's good name.
By the water fountain, two other Velociraptors have escaped and are attacking a poor apatosaurus.
Incluye una muestra de la reconstruccion del tiranosaurio rex, el apatosaurus, y la maqueta de 40 metros de largo de un tiranosaurio.
It follows young apatosaurus Arlo, who makes an unlikely human friend, and the two set out on an adventure.
They are all different types, like T Rex, velociraptor, brachiosaurus, stegosaurus and apatosaurus.
Discussion: This vertebra was originally assigned to Apatosaurus alenquerensis (Lapparent and Zbyszewski, 1957, pg.
So I drove to Pittsburgh and spent the day wandering among skeletons of tyrannosaurus rex, diplodocus, and apatosaurus.
In front of us, shining with aluminum, stainless steel, neoprene and Teflon splendor, a to-scale, 12-foot Apatosaurus dinosaur model, tail only.
In this epic journey into the world of dinosaurs, an apatosaurus named Arlo makes an unlikely human friend, Spot.
With the premise, "Sometimes you need to get through your fear to see the beauty on the other side", this is the coming-of-age story of Arlo, the youngest of the three Apatosaurus dinosaur siblings.
For example, playing Patsy Apatosaurus and Nana as you read Harry and His Bucket Full of Dinosaurs can make your child want to read more.