| ACHLORHYDRIAS | • achlorhydrias n. Plural of achlorhydria. • ACHLORHYDRIA n. absence of hydrochloric acid from the gastric juice.
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| CATHODOGRAPHY | • CATHODOGRAPHY n. the taking of photographs created using X-rays. | 
| 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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| HYDROCEPHALIC | • hydrocephalic adj. Hydrocephalous. • hydrocephalic n. A person who has hydrocephalus.
 • HYDROCEPHALIC adj. relating to hydrocephaly, also HYDROCEPHALOUS.
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| HYDROCEPHALUS | • hydrocephalus n. (Medicine) A usually congenital condition in which an abnormal accumulation of fluid in the cerebral… • HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY.
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| HYDROGRAPHERS | • hydrographers n. Plural of hydrographer. • HYDROGRAPHER n. a student of hydrography.
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| HYDROGRAPHIES | • hydrographies n. Plural of hydrography. • HYDROGRAPHY n. the study of bodies of water.
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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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| HYPOCHONDRIAC | • hypochondriac adj. Related to, or affected by hypochondria. • hypochondriac adj. Related to, or located in the hypochondrium.
 • hypochondriac n. A person affected with hypochondria.
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| HYPOCHONDRIAS | • hypochondrias n. Plural of hypochondria. • HYPOCHONDRIA n. suffering from imaginary illness.
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| UNTHRIFTYHEAD | • UNTHRIFTYHEAD n. (Spenser) unthriftiness, also UNTHRIFTYHED. |