| DIPHTHERIA | • diphtheria n. (Pathology) A serious infectious disease leading to inflammation of mucous membranes of the upper respiratory… • DIPHTHERIA n. an infectious throat disease in which the air-passages become covered with a leathery membrane. |
| HAPHAZARDS | • haphazards n. Plural of haphazard. • HAPHAZARD n. mere chance, fortuitousness. |
| HARRUMPHED | • harrumphed v. Simple past tense and past participle of harrumph. • HARRUMPH v. to clear one's throat noisily in annoyance, also HARUMPH. |
| HEPTACHORD | • heptachord n. (Music) A system of seven sounds. • heptachord n. (Music) A lyre with seven chords. • heptachord n. (Poetry) A composition sung to the sound of seven chords or tones. |
| HEPTAHEDRA | • heptahedra n. Plural of heptahedron. • HEPTAHEDRON n. a solid figure having several plane faces. |
| HERALDSHIP | • heraldship n. The status or office of a herald. • HERALDSHIP n. the office of a herald. |
| HODOGRAPHS | • hodographs n. Plural of hodograph. • HODOGRAPH n. a curve of which the radius vector represents the velocity of a moving particle. |
| HYDROGRAPH | • hydrograph n. A graph of flow past a point in a river versus time. • hydrograph n. A graph of water table versus time. • HYDROGRAPH n. a graph of variation of stream flow over time. |
| HYDROPATHS | • hydropaths n. Plural of hydropath. • HYDROPATH n. a practitioner of hydropathy, the study of treating diseases with water. |
| HYDROPATHY | • hydropathy n. The therapeutic use of water, either internally or externally. • HYDROPATHY n. the study of treating diseases with water. |
| HYDROPHANE | • hydrophane n. (Mineralogy) A semitranslucent variety of opal that becomes translucent or transparent on immersion in water. • HYDROPHANE n. a semitranslucent variety of opal that becomes translucent or transparent on immersion in water. |
| ORPHANHOOD | • orphanhood n. The state of being an orphan; the losing of both parents through their death. • ORPHANHOOD n. the state of being an orphan, also ORPHANISM. |
| RHODOPHANE | • rhodophane n. (Biochemistry) The red pigment in the inner segments of the cones of the retina in animals. • RHODOPHANE n. the red pigment contained in the inner segments of the cones of the retina in animals. |