| CATHODOGRAPHY | • CATHODOGRAPHY n. the taking of photographs created using X-rays. | 
| DIPHTHONGALLY | • diphthongally adv. By means of a diphthong. • DIPHTHONGAL adv. of or like a diphthong.
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| HALFHEARTEDLY | • halfheartedly adv. Without enthusiasm or interest. • half-heartedly adv. Alternative form of halfheartedly.
 • HALFHEARTED adv. lacking heart, spirit, or interest.
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| HARDHEARTEDLY | • hardheartedly adv. In a hardhearted manner. • hard-heartedly adv. Alternative form of hardheartedly.
 • HARDHEARTED adv. lacking compassion.
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| HYDRARTHROSES | • HYDRARTHROSIS n. swelling of a joint caused by the accumulation in it of watery fluid. | 
| HYDRARTHROSIS | • hydrarthrosis n. (Medicine) An effusion of watery liquid into the cavity of a joint. • HYDRARTHROSIS n. swelling of a joint caused by the accumulation in it of watery fluid.
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| HYDROPATHICAL | • hydropathical adj. Alternative form of hydropathic. • HYDROPATHICAL adj. relating to hydropathy, also HYDROPATHIC.
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| HYDROPATHISTS | • hydropathists n. Plural of hydropathist. • HYDROPATHIST n. one who treats with hydropathy.
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| HYDROSULPHATE | • hydrosulphate n. Alternative form of hydrosulfate. • HYDROSULPHATE n. any quaternary acid salt formed by addition of an organic base to sulphuric acid, such as aniline hydrosulphate.
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| HYDROTHERAPIC | • HYDROTHERAPIC adj. relating to hydrotherapy, therapy involving the use of water. | 
| HYDROTHORACES | • hydrothoraces n. Plural of hydrothorax. • HYDROTHORAX n. water liquid in the pleural cavity.
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| HYDROTHORACIC | • hydrothoracic adj. Relating to hydrothorax. • HYDROTHORACIC adj. of or like hydrothorax, water liquid in the pleural cavity.
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| HYDROTHORAXES | • hydrothoraxes n. Plural of hydrothorax. • HYDROTHORAX n. water liquid in the pleural cavity.
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| ICHTHYOPSIDAN | • ICHTHYOPSIDAN n. a member of the Ichthyopsida, amphibians, fishes and fishlike vertebrates, also ICHTHYOPSID. | 
| PHOSPHATIDYLS | • phosphatidyls n. Plural of phosphatidyl. • PHOSPHATIDYL n. any of several monovalent groups that are derived from phosphatidic acids.
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| UNTHRIFTYHEAD | • UNTHRIFTYHEAD n. (Spenser) unthriftiness, also UNTHRIFTYHED. |