| allosaur | (noun) late Jurassic carnivorous dinosaur; similar to but somewhat smaller than tyrannosaurus | Synonyms: allosaurus |
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| allosaurus | (noun) late Jurassic carnivorous dinosaur; similar to but somewhat smaller than tyrannosaurus | Synonyms: allosaur |
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| amaurosis | (noun) partial or total loss of sight without pathology of the eye; caused by disease of optic nerve or retina or brain | - |
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| amaurotic | (adjective) pertaining to blindness caused by amaurosis | - |
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| ankylosaur | (noun) having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's | Synonyms: ankylosaurus |
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| ankylosaurus | (noun) having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's | Synonyms: ankylosaur |
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| apatosaur | (noun) huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic | Synonyms: apatosaurus, Apatosaurus excelsus, brontosaur, brontosaurus, thunder lizard |
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| apatosaurus | (noun) huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic | Synonyms: apatosaur, Apatosaurus excelsus, brontosaur, brontosaurus, thunder lizard |
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| archosaur | (noun) extinct reptiles including: dinosaurs, plesiosaurs, pterosaurs, ichthyosaurs, thecodonts | Synonyms: archosaurian, archosaurian reptile |
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| archosaurian | (adjective) of or relating to reptiles of the subclass Archosauria | - |
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| (noun) extinct reptiles including: dinosaurs, plesiosaurs, pterosaurs, ichthyosaurs, thecodonts | Synonyms: archosaur, archosaurian reptile |
| argentinosaur | (noun) huge herbivorous dinosaur of Cretaceous found in Argentina | - |
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| aura | (noun) an indication of radiant light drawn around the head of a saint | Synonyms: aureole, gloriole, glory, halo, nimbus |
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| (noun) a distinctive but intangible quality surrounding a person or thing | Synonyms: air, atmosphere |
| (noun) a sensation (as of a cold breeze or bright light) that precedes the onset of certain disorders such as a migraine attack or epileptic seizure | - |
| aural | (adjective) relating to or characterized by an aura | - |
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| (adjective) of or pertaining to hearing or the ear | - |
| aurally | (adverb) with regard to sound or the ear | - |
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| aureate | (adjective) having the deep slightly brownish color of gold | Synonyms: gilded, gilt, gold, golden |
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| (adjective) elaborately or excessively ornamented | Synonyms: flamboyant, florid |
| aureole | (noun) an indication of radiant light drawn around the head of a saint | Synonyms: aura, gloriole, glory, halo, nimbus |
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| (noun) the outermost region of the sun's atmosphere; visible as a white halo during a solar eclipse | Synonyms: corona |
| auric | (adjective) of or relating to or containing or derived from gold | Synonyms: aurous |
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| auricle | (noun) a small conical pouch projecting from the upper anterior part of each atrium of the heart | Synonyms: atrial auricle, auricula atrii |
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| (noun) the externally visible cartilaginous structure of the external ear | Synonyms: ear, pinna |
| auricula | (noun) a pouch projecting from the top front of each atrium of the heart | Synonyms: auricular appendage, auricular appendix |
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| (noun) yellow-flowered primrose native to Alps; commonly cultivated | Synonyms: bear's ear, Primula auricula |
| auricular | (adjective) of or relating to near the ear | Synonyms: otic |
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| (adjective) pertaining to an auricle of the heart | - |
| (adjective) relating to or perceived by or shaped like the organ of hearing | - |
| auriculare | (noun) the craniometric point at the center of the opening of the external acoustic meatus | Synonyms: auricular point |
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| auriculate | (adjective) having auricles | Synonyms: auriculated |
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| auriculated | (adjective) having auricles | Synonyms: auriculate |
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| auriculoventricular | (adjective) relating to or affecting the atria and ventricles of the heart | Synonyms: atrioventricular |
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| auriferous | (adjective) containing gold | Synonyms: gold-bearing |
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| auriform | (adjective) having a shape resembling an ear | Synonyms: ear-like, ear-shaped |
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| aurify | (verb) turn golden | - |
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| (verb) transform into gold | - |
| auriscope | (noun) medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane) | Synonyms: auroscope, otoscope |
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| aurochs | (noun) large recently extinct long-horned European wild ox; considered one of the ancestors of domestic cattle | Synonyms: Bos primigenius, urus |
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| (noun) European bison having a smaller and higher head than the North American bison | Synonyms: Bison bonasus, wisent |
| aurora | (noun) an atmospheric phenomenon consisting of bands of light caused by charged solar particles following the earth's magnetic lines of force | - |
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| (noun) the first light of day | Synonyms: break of day, break of the day, cockcrow, dawn, dawning, daybreak, dayspring, first light, morning, sunrise, sunup |
| auroral | (adjective) characteristic of the dawn | Synonyms: aurorean |
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| (adjective) of or relating to the atmospheric phenomenon auroras | - |
| aurorean | (adjective) characteristic of the dawn | Synonyms: auroral |
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| auroscope | (noun) medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane) | Synonyms: auriscope, otoscope |
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| aurous | (adjective) of or relating to or containing or derived from gold | Synonyms: auric |
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| baccalaureate | (noun) an academic degree conferred on someone who has successfully completed undergraduate studies | Synonyms: bachelor's degree |
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| (noun) a farewell sermon to a graduating class at their commencement ceremonies | - |
| barosaur | (noun) a dinosaur that could grow to be as tall as a building five stories tall | Synonyms: barosaurus |
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| barosaurus | (noun) a dinosaur that could grow to be as tall as a building five stories tall | Synonyms: barosaur |
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| biaural | (adjective) relating to or having or hearing with two ears | Synonyms: binaural |
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| biauricular | (adjective) relating to the two auditory openings | - |
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| binaural | (adjective) relating to or having or hearing with two ears | Synonyms: biaural |
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| binaurally | (adverb) in a binaural manner | Synonyms: in both ears, to both ears |
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| brontosaur | (noun) huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic | Synonyms: apatosaur, apatosaurus, Apatosaurus excelsus, brontosaurus, thunder lizard |
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| brontosaurus | (noun) huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic | Synonyms: apatosaur, apatosaurus, Apatosaurus excelsus, brontosaur, thunder lizard |
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| carnosaur | (noun) large carnivorous bipedal dinosaur having huge claws | - |
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| centaur | (noun) (classical mythology) a mythical being that is half man and half horse | - |
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| centaury | (noun) any plant of the genus Centaurea | - |
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| (noun) any of various plants of the genus Centaurium | - |
| ceratosaur | (noun) primitive medium-sized theropod; swift-running bipedal carnivorous dinosaur having grasping hands with sharp claws and a short horn between the nostrils; Jurassic in North America | Synonyms: ceratosaurus |
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| ceratosaurus | (noun) primitive medium-sized theropod; swift-running bipedal carnivorous dinosaur having grasping hands with sharp claws and a short horn between the nostrils; Jurassic in North America | Synonyms: ceratosaur |
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| corythosaur | (noun) duck-billed dinosaur with nasal passages that expand into a crest like a hollow helmet | Synonyms: corythosaurus |
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| corythosaurus | (noun) duck-billed dinosaur with nasal passages that expand into a crest like a hollow helmet | Synonyms: corythosaur |
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| dinosaur | (noun) any of numerous extinct terrestrial reptiles of the Mesozoic era | - |
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| dromaeosaur | (noun) a kind of maniraptor | - |
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| edaphosaurus | (noun) heavy-bodied reptile with a dorsal sail or crest; of the late Paleozoic | - |
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| edmontosaurus | (noun) duck-billed dinosaur from Canada found as a fossilized mummy with skin | - |
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| gaur | (noun) wild ox of mountainous areas of eastern India | Synonyms: Bibos gaurus |
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| hadrosaur | (noun) any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic | Synonyms: duck-billed dinosaur, hadrosaurus |
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| hadrosaurus | (noun) any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic | Synonyms: duck-billed dinosaur, hadrosaur |
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| herrerasaur | (noun) a kind of theropod dinosaur found in Argentina | Synonyms: herrerasaurus |
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| herrerasaurus | (noun) a kind of theropod dinosaur found in Argentina | Synonyms: herrerasaur |
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| ichthyosaur | (noun) any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs | - |
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| ichthyosaurus | (noun) ichthyosaurs of the Jurassic | - |
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| ictodosaur | (noun) intermediate in form between the therapsids and most primitive true mammals | - |
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| instauration | (noun) the act of starting something for the first time; introducing something new | Synonyms: creation, foundation, founding, initiation, innovation, institution, introduction, origination |
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| kauri | (noun) tall timber tree of New Zealand having white straight-grained wood | Synonyms: Agathis australis, kaury |
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| (noun) white close-grained wood of a tree of the genus Agathis especially Agathis australis | - |
| (noun) resin of the kauri trees of New Zealand; found usually as a fossil; also collected for making varnishes and linoleum | Synonyms: kauri copal, kauri gum, kauri resin |
| kaury | (noun) tall timber tree of New Zealand having white straight-grained wood | Synonyms: Agathis australis, kauri |
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| kraurosis | (noun) atrophy and shriveling of the skin or mucous membrane | - |
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| laureate | (adjective) worthy of the greatest honor or distinction | - |
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| (noun) someone honored for great achievements; figuratively someone crowned with a laurel wreath | - |
| laurel | (noun) (antiquity) a wreath of laurel foliage worn on the head as an emblem of victory | Synonyms: bay wreath, laurel wreath |
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| (noun) any of various aromatic trees of the laurel family | - |
| laureled | (adjective) crowned with or as if with laurel symbolizing victory | Synonyms: crowned, laurelled |
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| laurelled | (adjective) crowned with or as if with laurel symbolizing victory | Synonyms: crowned, laureled |
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| laurels | (noun) a tangible symbol signifying approval or distinction | Synonyms: accolade, award, honor, honour |
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| (noun) the state of being honored | Synonyms: honor, honour |
| laurelwood | (noun) tropical American tree; valued for its hard durable wood | Synonyms: Calophyllum candidissimum, lancewood tree |
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| megalosaur | (noun) gigantic carnivorous bipedal dinosaur of the Jurassic or early Cretaceous in Europe | Synonyms: megalosaurus |
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| megalosaurus | (noun) gigantic carnivorous bipedal dinosaur of the Jurassic or early Cretaceous in Europe | Synonyms: megalosaur |
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| monaural | (adjective) relating to or having or hearing with only one ear | - |
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| monaurally | (adverb) in a monaural manner | Synonyms: in one ear, to one ear |
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| nothosaur | (noun) extinct marine reptile with longer more slender limbs than plesiosaurs and less completely modified for swimming | - |
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| pachycephalosaur | (noun) bipedal herbivore having 10 inches of bone atop its head; largest boneheaded dinosaur ever found | Synonyms: pachycephalosaurus |
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| pachycephalosaurus | (noun) bipedal herbivore having 10 inches of bone atop its head; largest boneheaded dinosaur ever found | Synonyms: pachycephalosaur |
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| pelycosaur | (noun) large primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North America | - |
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| pisanosaur | (noun) primitive dinosaur found in Argentina | Synonyms: pisanosaurus |
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| pisanosaurus | (noun) primitive dinosaur found in Argentina | Synonyms: pisanosaur |
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| plesiosaur | (noun) extinct marine reptile with a small head on a long neck and a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous | Synonyms: plesiosaurus |
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| plesiosaurus | (noun) extinct marine reptile with a small head on a long neck and a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous | Synonyms: plesiosaur |
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| psittacosaur | (noun) primitive dinosaur actually lacking horns and having only the beginning of a frill; long hind limbs and short forelimbs; may have been bipedal | Synonyms: psittacosaurus |
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| psittacosaurus | (noun) primitive dinosaur actually lacking horns and having only the beginning of a frill; long hind limbs and short forelimbs; may have been bipedal | Synonyms: psittacosaur |
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| pterosaur | (noun) an extinct reptile of the Jurassic and Cretaceous having a bird-like beak and membranous wings supported by the very long fourth digit of each forelimb | Synonyms: flying reptile |
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| restaurant | (noun) a building where people go to eat | Synonyms: eatery, eating house, eating place |
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| restauranter | (noun) the proprietor of a restaurant | Synonyms: restaurateur |
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| restaurateur | (noun) the proprietor of a restaurant | Synonyms: restauranter |
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| saurel | (noun) large elongated compressed food fish of the Atlantic waters of Europe | Synonyms: horse mackerel, Trachurus trachurus |
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| (noun) a California food fish | Synonyms: horse mackerel, jack mackerel, Spanish mackerel, Trachurus symmetricus |
| saurian | (adjective) of or relating to lizards | Synonyms: lacertilian |
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| (noun) any of various reptiles of the suborder Sauria which includes lizards; in former classifications included also the crocodiles and dinosaurs | - |
| saurischian | (noun) herbivorous or carnivorous dinosaur having a three-pronged pelvis like that of a crocodile | Synonyms: saurischian dinosaur |
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| sauropod | (noun) very large herbivorous dinosaur of the Jurassic and Cretaceous having a small head on a long neck and tail and five-toed limbs; largest known land animal | Synonyms: sauropod dinosaur |
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| saury | (noun) slender long-beaked fish of temperate Atlantic waters | Synonyms: billfish, Scomberesox saurus |
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| seismosaur | (noun) huge herbivorous dinosaur of the Cretaceous found in western North America | Synonyms: ground-shaker |
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| staurikosaur | (noun) primitive dinosaur found in Brazil | Synonyms: staurikosaurus |
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| staurikosaurus | (noun) primitive dinosaur found in Brazil | Synonyms: staurikosaur |
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| stegosaur | (noun) herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon | Synonyms: Stegosaur stenops, stegosaurus |
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| stegosaurus | (noun) herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon | Synonyms: stegosaur, Stegosaur stenops |
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