| AUTOCHTHONY | • autochthony n. An aboriginal condition or state. • AUTOCHTHONY n. the state of being aboriginal. |
| HYPOTHENUSE | • hypothenuse n. Dated form of hypotenuse. • HYPOTHENUSE n. the longest side of a right-angled triangle, also HYPOTENUSE. |
| HYPOGNATHOUS | • hypognathous adj. (Zoology) Having the maxilla, or lower jaw, longer than the upper jaw. • HYPOGNATHOUS adj. having the lower jaw or mandible protruding. |
| HYPOTHENUSES | • hypothenuses n. (Dated) plural of hypothenuse. • HYPOTHENUSE n. the longest side of a right-angled triangle, also HYPOTENUSE. |
| ICHTHYOFAUNA | • ichthyofauna n. The fish of a particular region. • ICHTHYOFAUNA n. the fish life of region. |
| HYSTERANTHOUS | • hysteranthous adj. (Botany) Having the leaves emerge after the flowers have opened. It typically refers to geophytes that… • HYSTERANTHOUS adj. having the leaves appearing after the flowers. |
| ICHTHYOFAUNAE | • ichthyofaunae n. Plural of ichthyofauna. • ICHTHYOFAUNA n. the fish life of region. |
| ICHTHYOFAUNAL | • ichthyofaunal adj. Relating to ichthyofauna. • ICHTHYOFAUNAL adj. of or relating to ichthyofauna. |
| ICHTHYOFAUNAS | • ichthyofaunas n. Plural of ichthyofauna. • ICHTHYOFAUNA n. the fish life of region. |
| ICHTHYOSAURIAN | • ichthyosaurian adj. (Paleontology) Of or relating to the Ichthyosauria. • ichthyosaurian n. (Paleontology) Any of the Ichthyosauria; an ichthyosaur. • ICHTHYOSAURIAN n. a large fossil marine reptile, also ICHTHYOSAUR, ICHTHYOSAURUS. |
| PHENYLTHIOUREA | • phenylthiourea n. Phenylthiocarbamide. • PHENYLTHIOUREA n. a crystalline compound used to test for the presence of a certain dominant gene (the compound tasting bitter to those who possess the gene). |
| UNTHOUGHTFULLY | • unthoughtfully adv. In an unthoughtful manner. • UNTHOUGHTFUL adv. not thoughtful. |
| XANTHOPHYLLOUS | • xanthophyllous adj. Of or relating to xanthophyll. • XANTHOPHYLLOUS adj. like a xanthophyll, a yellow carotenoid pigment found with chlorophyll in green plants and in egg yolks. |
| AUTOCHTHONOUSLY | • autochthonously adv. In an autochthonous manner. • AUTOCHTHONOUS adv. indigenous, aboriginal, also AUTOCHTHONAL, AUTOCHTHONIC. |
| ICHTHYOSAURIANS | • ichthyosaurians n. Plural of ichthyosaurian. • ICHTHYOSAURIAN n. a large fossil marine reptile, also ICHTHYOSAUR, ICHTHYOSAURUS. |
| ODONTORHYNCHOUS | • ODONTORHYNCHOUS adj. of birds, having toothlike ridges inside the beak. |
| ORNITHORHYNCHUS | • ornithorhynchus n. A platypus (genus Ornithorhynchus). • Ornithorhynchus prop.n. A taxonomic genus within the family Ornithorhynchidae – the single species Ornithorhynchus anatinus… • ORNITHORHYNCHUS n. the duckbill platypus. |
| PHENYLTHIOUREAS | • phenylthioureas n. Plural of phenylthiourea. • PHENYLTHIOUREA n. a crystalline compound used to test for the presence of a certain dominant gene (the compound tasting bitter to those who possess the gene). |
| THOROUGHGOINGLY | • thoroughgoingly adv. Fully; completely; thoroughly. • THOROUGHGOING adv. marked by thoroughness or zeal. |