horned dinosaur any of several four-footed herbivorous dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia
green dinosaur a living fossil or so-called `green dinosaur'
theropod dinosaur any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs
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
armored dinosaur dinosaurs having bony armour
ornithopod dinosaur bipedal herbivorous dinosaur
hornet's nest a highly contentious or hazardous situation
hornets' nest a highly contentious or hazardous situation
argentinosaur huge herbivorous dinosaur of Cretaceous found in Argentina
handedness the property of using one hand more than the other
roundedness the property possessed by a rounded convexity
horned lizard insectivorous lizard with hornlike spines on the head and spiny scales on the body; of western North America
horrendous causing fear or dread or terror
bone-headed dinosaur bipedal herbivorous dinosaurs with bony crowns
horned viper highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye
ornithischian dinosaur herbivorous dinosaur with a pelvis like that of a bird
herniated disc a painful rupture of the fibrocartilage of the disc between spinal vertebrae; occurs most often in the lumbar region
horned toad insectivorous lizard with hornlike spines on the head and spiny scales on the body; of western North America
bird-footed dinosaur any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs
round dance a folk dance; dancers form a circle