| HYDROCEPHALOUS | • hydrocephalous adj. Having a swollen head. • hydrocephalous adj. (Medicine) Afflicted with hydrocephalus. • HYDROCEPHALOUS adj. suffering from hydrocephaly, also HYDROCEPHALIC. |
| HYDROPNEUMATIC | • hydropneumatic adj. Operated by both fluid and air power. • hydropneumatic adj. Being, or pertaining to, a type of automotive suspension system based on a nitrogen springing medium. • HYDROPNEUMATIC adj. utilizing water and air acting together. |
| HYDROSULPHATES | • hydrosulphates n. Plural of hydrosulphate. • HYDROSULPHATE n. any quaternary acid salt formed by addition of an organic base to sulphuric acid, such as aniline hydrosulphate. |
| HYDROSULPHIDES | • hydrosulphides n. Plural of hydrosulphide. • HYDROSULPHIDE n. a compound formed by action of hydrogen sulphide on a hydroxide. |
| HYDROSULPHITES | • hydrosulphites n. Plural of hydrosulphite. • HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent. |
| HYDROSULPHURIC | • hydrosulphuric adj. Alternative spelling of hydrosulfuric. • HYDROSULPHURIC adj. formed by a combination of hydrogen and sulphur. |
| HYPEREUTECTOID | • hypereutectoid adj. Containing the minor component in excess of that contained in the eutectoid. • hypereutectoid n. A hypereutectic alloy. • HYPEREUTECTOID adj. containing the minor component in excess of that contained in the eutectoid. |
| HYPERIMMUNISED | • hyperimmunised v. Simple past tense and past participle of hyperimmunise. • HYPERIMMUNISE v. to induce a high level of immunity or of circulating antibodies in, as by a long course of injections of antigen, also HYPERIMMUNIZE. |
| HYPERIMMUNIZED | • hyperimmunized adj. Excessively immunized, and thus containing a large quantity of (specific) antibodies. • HYPERIMMUNIZE v. to induce a high level of immunity or of circulating antibodies in, as by a long course of injections of antigen, also HYPERIMMUNISE. |
| HYPERPRODUCERS | • hyperproducers n. Plural of hyperproducer. • HYPERPRODUCER n. an agent causing hyperproduction. |
| LEUKODYSTROPHY | • leukodystrophy n. (Medicine) Any of a group of disorders characterized by progressive degeneration of the white matter… • LEUKODYSTROPHY n. any of several genetically determined diseases characterized by progressive degeneration of myelin in the brain, spinal cord, and peripheral nerves. |
| PACHYDACTYLOUS | • pachydactylous adj. (Zoology) Having thick digits. • PACHYDACTYLOUS adj. having thick digits, also PACHYDACTYL. |
| PACHYDERMATOUS | • pachydermatous adj. Of or relating to the pachyderms. • pachydermatous adj. Like an elephant. • pachydermatous adj. (Humorous) Thick-skinned; insensitive. |
| PSEUDEPIGRAPHY | • pseudepigraphy n. The composition of pseudepigrapha, false credit of authorship to give ideas greater legitimacy. • PSEUDEPIGRAPHY n. the ascription of false names of authors to works. |
| PTERIDOPHYTOUS | • PTERIDOPHYTOUS adj. of or like a pteridophyte, a fern, also PTERIDOPHYTIC. |
| UNDECIPHERABLY | • undecipherably adv. In an undecipherable manner. |