| ARCHPRIESTHOOD | • archpriesthood n. (Ecclesiastical) The office of an archpriest. • ARCHPRIESTHOOD n. the office of archpriest. |
| HARPSICHORDIST | • harpsichordist n. One who plays the harpsichord. • HARPSICHORDIST n. one who plays the harpsichord. |
| HEMISPHEROIDAL | • hemispheroidal adj. Approximating a hemisphere in shape. • HEMISPHEROIDAL adj. in the form of a half-sphere. |
| HENDECAHEDRONS | • HENDECAHEDRON n. a solid figure having 11 plane faces. |
| HERMAPHRODITES | • hermaphrodites n. Plural of hermaphrodite. • HERMAPHRODITE n. a human being, animal or plant with the organs of both sexes. |
| HYDROCEPHALICS | • hydrocephalics n. Plural of hydrocephalic. • HYDROCEPHALIC n. one suffering from hydrocephaly. |
| HYDROCEPHALIES | • hydrocephalies n. Plural of hydrocephaly. • HYDROCEPHALY n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALUS. |
| HYDROCEPHALOUS | • hydrocephalous adj. Having a swollen head. • hydrocephalous adj. (Medicine) Afflicted with hydrocephalus. • HYDROCEPHALOUS adj. suffering from hydrocephaly, also HYDROCEPHALIC. |
| HYDROMECHANICS | • hydromechanics n. (Physics) fluid mechanics, especially when dealing with water. • HYDROMECHANICS n. the study of movement in liquids, also HYDRODYNAMICS. |
| 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. |
| HYDROTHERAPIES | • hydrotherapies n. Plural of hydrotherapy. • HYDROTHERAPY n. therapy involving the use of water. |
| HYDROTHERAPIST | • hydrotherapist n. A therapist who performs hydrotherapy. • HYDROTHERAPIST n. a practitioner of hydrotherapy. |
| HYPOCHONDRIACS | • hypochondriacs n. Plural of hypochondriac. • HYPOCHONDRIAC n. one who suffers from hypochondria. |
| HYPOCHONDRIASM | • hypochondriasm n. Hypochondriasis. • HYPOCHONDRIASM n. hypochondria. |
| HYPOCHONDRIAST | • hypochondriast n. (Dated) A hypochondriac. • HYPOCHONDRIAST n. a hypochondriac. |
| PHOSPHORYLATED | • phosphorylated v. Simple past tense and past participle of phosphorylate. • phosphorylated adj. (Chemistry) reacted or combined with phosphoric acid. • PHOSPHORYLATE v. to cause (an organic compound) to take up or combine with phosphoric acid or a phosphorus-containing group. |
| SHADOWGRAPHIES | • shadowgraphies n. Plural of shadowgraphy. • SHADOWGRAPHY n. the making of images by shadowgraph. |
| STADHOLDERSHIP | • stadholdership n. Alternative spelling of stadtholdership. • STADHOLDERSHIP n. the office of stadholder, a Dutch viceroy or provincial governor, also STADHOLDERATE, STADTHOLDERATE, STADTHOLDERSHIP. |