| ARCHAEOPTERYXES | • archaeopteryxes n. Plural of archaeopteryx. • ARCHAEOPTERYX n. a Jurassic fossil bird of the Archaeopteryx genus, with a long bony tail, sharp-toothed jaws, and wings bearing three clawed digits. |
| HYDROPEROXIDES | • hydroperoxides n. Plural of hydroperoxide. • HYDROPEROXIDE n. a compound containing an O2H group. |
| HYDROXYPROLINES | • hydroxyprolines n. Plural of hydroxyproline. • HYDROXYPROLINE n. an amino acid. |
| HYPEREXCRETIONS | • HYPEREXCRETION n. excessive excretion. |
| HYPEROREXIAS | • HYPEROREXIA n. compulsive overeating. |
| HYPERPROSEXIA | • hyperprosexia n. (Medicine, rare) Excessive attention; an abnormal state in which a person concentrates on one thing… • HYPERPROSEXIA n. abnormal powers of perception, as in Australian aboriginal trackers. |
| HYPERPROSEXIAS | • HYPERPROSEXIA n. abnormal powers of perception, as in Australian aboriginal trackers. |
| HYPERPYREXIAS | • hyperpyrexias n. Plural of hyperpyrexia. • HYPERPYREXIA n. an extremely high fever, with a temperature of 41 degrees Centigrade or above, also HYPERTHERMY. |
| INTERPAROXYSMAL | • interparoxysmal adj. Between paroxysms. • INTERPAROXYSMAL adj. between paroxysms. |
| OROPHARYNXES | • oropharynxes n. Plural of oropharynx. • OROPHARYNX n. the part of the pharynx between the soft palate and the epiglottis. |
| ORTHOPYROXENES | • orthopyroxenes n. Plural of orthopyroxene. • ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene. |
| PARAMYXOVIRUS | • paramyxovirus n. (Virology) Any member of the Paramyxoviridae family of negative-sense single-stranded RNA viruses responsible… • PARAMYXOVIRUS n. any of a group of viruses which includes the mumps and measles viruses. |
| PARAMYXOVIRUSES | • paramyxoviruses n. Plural of paramyxovirus. • PARAMYXOVIRUS n. any of a group of viruses which includes the mumps and measles viruses. |
| PEROXYSULPHURIC | • PEROXYSULPHURIC adj. as in peroxysulphuric acid. |
| PROPAROXYTONES | • proparoxytones n. Plural of proparoxytone. • PROPAROXYTONE n. in ancient Greek, a word having the acute accent on the third last syllable. |
| PYRRHULOXIAS | • pyrrhuloxias n. Plural of pyrrhuloxia. • PYRRHULOXIA n. a grey-and-pink crested bunting of Central and SW North America, with a short parrot-like bill. |
| SUPERLUXURY | • superluxury n. An exceptional luxury available only to a very few. • superluxury adj. Superluxurious. • SUPERLUXURY n. extreme luxury. |
| SUPRAMAXILLARY | • supramaxillary adj. (Anatomy) Situated over the lower jaw. • supramaxillary adj. (Anatomy) Of or pertaining to the upper jaw. • supramaxillary n. (Anatomy) The superior maxillary, or upper jawbone. |
| XYLOGRAPHERS | • xylographers n. Plural of xylographer. • XYLOGRAPHER n. one who practises xylography, the art of making engravings on wood. |