| HYDRARTHROSES | • HYDRARTHROSIS n. swelling of a joint caused by the accumulation in it of watery fluid. |
| HYPAESTHESIAS | • HYPAESTHESIA n. a reduced sensibility to touch, also HYPESTHESIA. |
| HYPERESTHESIA | • hyperesthesia n. Unusual or pathological sensitivity of the skin or of a particular sense. • HYPERESTHESIA n. excessive sensitivity, also HYPERAESTHESIA. |
| HYPERSTHENIAS | • hypersthenias n. Plural of hypersthenia. • HYPERSTHENIA n. a morbid condition marked by excessive excitement of all the vital phenomena. |
| HYPOSULPHATES | • hyposulphates n. Plural of hyposulphate. • HYPOSULPHATE n. a dithionate. |
| HYPSOGRAPHIES | • HYPSOGRAPHY n. the branch of geography dealing with the measurement and mapping of heights above sea level. |
| HYSTERANTHOUS | • hysteranthous adj. (Botany) Having the leaves emerge after the flowers have opened. It typically refers to geophytes that… • HYSTERANTHOUS adj. having the leaves appearing after the flowers. |
| ITHYPHALLUSES | • ITHYPHALLUS n. an erect phallus. |
| OSTEICHTHYANS | • osteichthyans n. Plural of osteichthyan. • OSTEICHTHYAN n. a bony fish. |
| PHOSPHORYLASE | • phosphorylase n. (Biochemistry) Any enzyme that catalyzes the production of glucose phosphate from glycogen and inorganic phosphate. • PHOSPHORYLASE n. any of the enzymes that catalyze phosphorolysis with the formation of organic phosphates. |
| PSYCHASTHENIA | • psychasthenia n. (Dated) A psychological disorder characterized by phobias, obsessions, compulsions, or excessive anxiety. • PSYCHASTHENIA n. an incapacity to resolve doubts/uncertainties or to resist obsessions/compulsions that one knows are irrational. |
| PSYCHASTHENIC | • psychasthenic adj. Affected with, or relating to, psychasthenia. • psychasthenic n. An individual who has psychasthenia. • PSYCHASTHENIC adj. relating to psychasthenia. |
| PSYCHOMACHIES | • psychomachies n. Plural of psychomachy. • PSYCHOMACHY n. conflict of the soul. |
| PSYCHOPATHIES | • psychopathies n. Plural of psychopathy. • PSYCHOPATHY n. the state of being a psychopath. |
| SUPERHIGHWAYS | • superhighways n. Plural of superhighway. • SUPERHIGHWAY n. a multilane highway (as an expressway or turnpike) designed for high-speed traffic. |