| ARCHOSAURIANS | • archosaurians n. Plural of archosaurian. • ARCHOSAURIAN n. any of a subclass of reptiles comprising pterosaurs, dinosaurs and crocodilians, also ARCHOSAUR. |
| AUTHORITARIAN | • authoritarian adj. Of, or relating to, or exhibiting strict obedience to an authority; favoring authoritarianism over civic… • authoritarian adj. Demanding obedience to authority; marked by authoritarianism; dictatorial, tyrannical. • authoritarian adj. Tending to impose one’s demands upon others as if one were an authority. |
| BRACHIOSAURUS | • brachiosaurus n. A large herbivorous sauropod dinosaur, Brachiosaurus altithorax, which lived during the Jurassic period. • Brachiosaurus prop.n. A taxonomic genus within the family Brachiosauridae – brachiosauruses. • BRACHIOSAURUS n. any member of a genus of huge lizard-hipped plant-eating dinosaurs. |
| CERAUNOGRAPHS | • ceraunographs n. Plural of ceraunograph. • CERAUNOGRAPH n. an instrument for recording thunderstorms by detecting the radio waves generated, also KERAUNOGRAPH. |
| DAUGHTERBOARD | • daughterboard n. (Computing, electronics) A circuit board that is an extension of a motherboard or other card. • DAUGHTERBOARD n. a small circuit board that can be attached to the motherboard of a computer. |
| DRAUGHTBOARDS | • draughtboards n. Plural of draughtboard. • DRAUGHTBOARD n. a board for the playing of draughts. |
| HADROSAURUSES | • HADROSAURUS n. a large dinosaur. |
| HYPERAROUSALS | • hyperarousals n. Plural of hyperarousal. • HYPERAROUSAL n. a state of extreme arousal. |
| KERAUNOGRAPHS | • keraunographs n. Plural of keraunograph. • KERAUNOGRAPH n. an instrument for detecting distant thunderstorms, also CERAUNOGRAPH. |
| PIPIWHARAUROA | • PIPIWHARAUROA n. (Maori) a Pacific migratory bird with metallic gold-green plumage. |
| SCROPHULARIAS | • SCROPHULARIA n. a plant of the figwort genus. |
| SUBARRHATIONS | • SUBARRHATION n. an ancient form of betrothal in which pledges of money, rings, etc. were given by the man to the woman, also SUBARRATION. |
| ULTRAMARATHON | • ultramarathon n. A running race over a distance longer than 42.195 km, the length of a standard marathon. • ULTRAMARATHON n. a footrace longer than a marathon. |
| URANOGRAPHERS | • uranographers n. Plural of uranographer. • URANOGRAPHER n. one who maps the constellations. |
| URANOGRAPHIES | • uranographies n. Plural of uranography. • URANOGRAPHY n. descriptive astronomy and mapping. |
| URANOGRAPHIST | • URANOGRAPHIST n. one who practises uranography, descriptive astronomy and mapping. |