| DETHATCHERS | • dethatchers n. Plural of dethatcher. • de-thatchers n. Plural of de-thatcher. |
| FEATHERHEAD | • featherhead n. A foolish person. • FEATHERHEAD n. an empty-headed person. |
| FEEDTHROUGH | • feedthrough n. A conductor that connects circuits or components on either side of a printed circuit board. • feed-through n. (Electronics, engineering) A hermetically sealed connection between two volumes. • FEEDTHROUGH n. a device for connecting two parts of an electronic circuit. |
| HALFHEARTED | • halfhearted adj. Lacking full energy, effort, commitment, or resolve. • halfhearted adj. (Obsolete) Lacking in heart or spirit; ungenerous; unkind. • half-hearted adj. Alternative form of halfhearted. |
| HARDHEARTED | • hardhearted adj. Lacking in compassion; cold and pitiless. • hard-hearted adj. Alternative form of hardhearted. • HARDHEARTED adj. lacking compassion. |
| HEADHUNTERS | • headhunters n. Plural of headhunter. • head-hunters n. Plural of head-hunter. • head␣hunters n. Plural of head hunter. |
| HEADTEACHER | • headteacher n. The most senior teacher in a school who is responsible for its management and administration. • head␣teacher n. Alternative form of headteacher. • HEADTEACHER n. a teacher in charge of a school. |
| HEMIHYDRATE | • hemihydrate n. (Chemistry) A hydrate whose solid contains one molecule of water of crystallization per two molecules… • HEMIHYDRATE n. a hydrate, such as plaster of paris, containing half a mole of water to one mole of the compound forming the hydrate. |
| HEPTAHEDRAL | • heptahedral adj. Having seven plane surfaces. • HEPTAHEDRAL adj. like a heptahedron. |
| HEPTAHEDRON | • heptahedron n. (Mathematics) any polyhedron having seven faces. • HEPTAHEDRON n. a solid figure having several plane faces. |
| HEXAHYDRATE | • hexahydrate n. (Chemistry) A hydrate whose solid contains six molecules of water of crystallization per molecule, or per unit cell. • HEXAHYDRATE n. a chemical compound with six molecules of water. |
| HITHERSIDES | • HITHERSIDE n. the nearest side. |
| HYDROTHECAE | • hydrothecae n. Plural of hydrotheca. • HYDROTHECA n. the horny cup of a hydranth. |
| LEATHERHEAD | • leatherhead n. The friarbird. • leatherhead n. (Slang, obsolete) A city watchman who wore a leather helmet. • Leatherhead prop.n. A town in Surrey, England. |
| THORNHEDGES | • THORNHEDGE n. a hedge of hawthorn. |
| THUNDERHEAD | • thunderhead n. The top portion of a cumulonimbus cloud, which tends to be flattened or fibery in appearance, and may… • THUNDERHEAD n. a thunder cloud. |