Also found in: Thesaurus, Encyclopedia.
Related to ankylosaur: Spinosaurus


[From New Latin Ankylosaurus, genus name; see ankylosaurus.]


(ˈæŋkɪləʊˌsɔː) or


(Palaeontology) any of various quadrupedal herbivorous ornithischian dinosaurs constituting the suborder Ankylosauria, which were most abundant in upper Cretaceous times and had a very heavily armoured tanklike body
[C20: from New Latin, from Greek ankulos crooked + -saur]


(ˈæŋ kə loʊˌsɔr)

any short-legged, plant-eating dinosaur of the suborder Ankylosauria, of the Cretaceous Period, being armored in thick bony plates.
[1905–10; < New Latin Ankylosauria]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ankylosaur - having the back covered with thick bony platesankylosaur - having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's
armored dinosaur - dinosaurs having bony armour
genus Ankylosaurus - armored herbivorous dinosaurs of the Cretaceous
Edmontonia - heavily armored and highly spiked dinosaur with semi-upright posture
References in periodicals archive ?
A young ankylosaur awakes in the forest and begins to feed.
From the group of armored dinosaurs come the thyreophorans: fossilized bones of an Ankylosaur and a cast of Stegosaurus.
He has even had a dinosaur named for him, Crichton's ankylosaur.
In 2002, a newly discovered dinosaur from the jurassic period, an ankylosaur, was named in his honour - Crichtonsaurus bohlini.
Roaring animatronic moving models of dinosaur favourites such as T-Rex, Triceratops, Dilophosaurus and Ankylosaur come alive in a series of scenes.
The dinosaur - a small, armoured plant-eating creature from the early Jurassic Period 180 million years ago - will now be known as Crichton's Ankylosaur.
Eema and Baylene have a good friend in Url, a little ankylosaur, rather like a pet dog.
The discoveries include an ankylosaur, or club-tailed armored dinosaur up to 30 feet long, a clubless armored dinosaur or nodosaur over 5 feet long -- at least as large as any nodosaur previously known.
Victoria Arbour visited dinosaur fossil collections from Alberta to the UK, examining skull armour and comparing those head details with other features of the fossilized ankylosaur, a family of squat, armour plated, plant eaters, remains.