| ANDROSPHINXES | • androsphinxes n. Plural of androsphinx. • ANDROSPHINX n. a sphinx having the head of a man. |
| ANTHOXANTHINS | • anthoxanthins n. Plural of anthoxanthin. • ANTHOXANTHIN n. a yellow pigment in plants. |
| ASPHYXIATIONS | • asphyxiations n. Plural of asphyxiation. • ASPHYXIATION n. the act of asphyxiation. |
| EXAMINERSHIPS | • examinerships n. Plural of examinership. • EXAMINERSHIP n. the office of examiner. |
| EXHEREDATIONS | • exheredations n. Plural of exheredation. • EXHEREDATION n. the act of exheredating, disinheriting. |
| EXHILARATIONS | • exhilarations n. Plural of exhilaration. • EXHILARATION n. the action of exhilarating. |
| EXTINGUISHANT | • extinguishant n. Extinguisher, especially a fire extinguisher. • extinguishant n. An extinguishing medium such as water, chemical powders, gases (CO2,Halon etc). • extinguishant adj. That serves to extinguish. |
| HAEMATOXYLINS | • haematoxylins n. Plural of haematoxylin. • HAEMATOXYLIN n. a dye obtained from logwood, also HEMATOXYLIN. |
| HEXAMETRISING | • HEXAMETRISE v. to put into hexameters, also HEXAMETRIZE. |
| HIERACOSPHINX | • hieracosphinx n. A mythical beast found in Egyptian sculpture and European heraldry, being a lion with the head of a falcon. • HIERACOSPHINX n. in ancient Egyptian art, a hawk-headed sphinx. |
| HYPOXANTHINES | • hypoxanthines n. Plural of hypoxanthine. • HYPOXANTHINE n. a purine base found in plant and animal tissues that yields xanthine on oxidation. |
| INEXHAUSTIBLE | • inexhaustible adj. Impossible to exhaust; unlimited. • INEXHAUSTIBLE adj. not exhaustible. |
| INEXHAUSTIBLY | • inexhaustibly adv. In an inexhaustible manner. • inexhaustibly adv. To an inexhaustible degree. • INEXHAUSTIBLE adv. not exhaustible. |
| PHYCOXANTHINS | • PHYCOXANTHIN n. a yellow pigment found in diatoms, brown seaweeds etc. |
| SULPHADOXINES | • SULPHADOXINE n. an antibiotic drug of the sulphonamide group, commonly used in combination with pyrimethamine to treat malaria, also SULFADOXINE. |
| XANTHOCHROIAS | • XANTHOCHROIA n. yellowness of the skin. |
| XANTHOCHROIDS | • xanthochroids n. Plural of xanthochroid. • XANTHOCHROID n. a blond-haired and blue eyed person with fair white skin. |
| XANTHOCHROISM | • xanthochroism n. Alternative form of xanthochromism. • XANTHOCHROISM n. a condition in which all skin pigments except yellow disappear. |
| XANTHOPTERINS | • xanthopterins n. Plural of xanthopterin. • XANTHOPTERIN n. a yellow pigment obtainable from the wings of yellow butterflies and the urine of mammals, also XANTHOPTERINE. |
| XIPHIPLASTRON | • xiphiplastron n. The posterior, or fourth lateral plate in the plastron of a turtle. • XIPHIPLASTRON n. in chelonians, one of the plates forming the plastron, lying posterior to the hypoplastron. |