Any of numerous extinct terrestrial reptiles of the Mesozoic era.

Roget 366: animal, animal kingdom; fauna; brute creation.    beast, brute, creature, critter [U.S.]; wight, created being; creeping thing, living thing; dumb animal, dumb creature; zoophyte.    [major divisions of animals] mammal, bird, reptile, amphibian, fish, crustacean, shellfish, mollusk, worm, insect, arthropod, microbe.    [microscopic animals] microbe, animalcule etc. 193.    [reptiles] alligator, crocodile; saurian; dinosaur (extinct); snake, serpent, viper, eft; asp, aspick^†.    [amphibians] frog, toad.    [fishes] trout, bass, tuna, muskelunge, sailfish, sardine, mackerel.    [insects] ant, mosquito, bee, honeybee.    [arthropods] tardigrade, spider.    [classification by number of feet] biped, quadruped; [web-footed animal] webfoot.    flocks and herds, live stock; domestic animals, wild animals; game, ferae naturae [Lat.]; beasts of the field, fowls of the air, denizens of the sea; black game, black grouse; blackcock^†, duck, grouse, plover, rail, snipe.    [domesticated mammals] horse etc. (beast of burden) 271; cattle, kine^†, ox; bull, bullock; cow, milch cow, calf, heifer, shorthorn; sheep; lamb, lambkin^†; ewe, ram, tup; pig, swine, boar, hog, sow; steer, stot^†; tag, teg^†; bison, buffalo, yak, zebu, dog, cat.    [dogs] dog, hound; pup, puppy; whelp, cur, mongrel; house dog, watch dog, sheep dog, shepherd's dog, sporting dog, fancy dog, lap dog, toy dog, bull dog, badger dog; mastiff; blood hound, grey hound, stag hound, deer hound, fox hound, otter hound; harrier, beagle, spaniel, pointer, setter, retriever; Newfoundland; water dog, water spaniel; pug, poodle; turnspit; terrier; fox terrier, Skye terrier; Dandie Dinmont; collie.    [cats--generally] feline, puss, pussy; grimalkin^†; gib cat, tom cat.    [wild mammals] fox, Reynard, vixen, stag, deer, hart, buck, doe, roe; caribou, coyote, elk, moose, musk ox, sambar^†.    [birds] bird; poultry, fowl, cock, hen, chicken, chanticleer, partlet^†, rooster, dunghill cock, barn door fowl; feathered tribes, feathered songster; singing bird, dicky bird; canary, warbler; finch; aberdevine^†, cushat^†, cygnet, ringdove^†, siskin, swan, wood pigeon.    [undesirable animals] vermin, varmint [U.S.], pest.    ... show more

Dutch: dinosaurus
Polish: dinozaur