| HALFSERIOUSLY | • HALFSERIOUSLY adv. in a partially joking way. |
| HERBIVOROUSLY | • herbivorously adv. In a herbivorous manner. • HERBIVOROUS adv. eating plants. |
| HETEROSTYLOUS | • heterostylous adj. Exhibiting heterostyly. • HETEROSTYLOUS adj. having styles of different length in different flowers, also HETEROSTYLED. |
| HYALURONIDASE | • hyaluronidase n. (Biochemistry) Any enzyme that catalyses the hydrolysis of hyaluronic acid. • HYALURONIDASE n. a mucolytic enzyme that facilitates the spread of fluids through tissues by lowering the viscosity of hyaluronic acid. |
| 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. |
| 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. |
| HYDROSULPHIDE | • hydrosulphide n. (Britain) Alternative spelling of hydrosulfide. • HYDROSULPHIDE n. a compound formed by action of hydrogen sulphide on a hydroxide. |
| HYDROSULPHITE | • hydrosulphite n. Alternative spelling of hydrosulfite. • HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent. |
| HYPERAROUSALS | • hyperarousals n. Plural of hyperarousal. • HYPERAROUSAL n. a state of extreme arousal. |
| NEUROSYPHILIS | • neurosyphilis n. (Pathology) A syphilis infection affecting the nervous system. • NEUROSYPHILIS n. a syphilitic infection affecting the central nervous system. |
| POLYURETHANES | • polyurethanes n. Plural of polyurethane. • POLYURETHANE n. any of various polymers used esp. in flexible and rigid foams, elastomers, and resins, also POLYURETHAN. |
| PYROSULPHATES | • pyrosulphates n. Plural of pyrosulphate. • PYROSULPHATE n. a salt of sulphur. |
| SOUTHEASTERLY | • southeasterly adj. Situated in, or pointing to, the southeast. • southeasterly adj. (Chiefly of a wind) coming from the southeast. • southeasterly n. A strong wind or storm from the southeast. |
| SOUTHWESTERLY | • southwesterly adj. Situated in, or pointing to, the southwest. • southwesterly adj. (Chiefly of a wind) coming from the southwest. • southwesterly adv. From the southwest. |
| SULPHONYLUREA | • sulphonylurea n. Alternative spelling of sulfonylurea. • SULPHONYLUREA n. a synthetic compound used to reduce the level of glucose in the blood in diabetes mellitus. |
| SULPHUREOUSLY | • sulphureously adv. Archaic form of sulfurously. • SULPHUREOUS adv. pertaining to or like sulphur, also SULFUREOUS. |
| TREACHEROUSLY | • treacherously adv. In a treacherous manner. • TREACHEROUS adv. characterized by treachery. |
| UNRIGHTEOUSLY | • unrighteously adv. In an unrighteous manner. • UNRIGHTEOUS adv. not righteous. |
| UPRIGHTEOUSLY | • uprighteously adv. In an uprighteous or just manner. • UPRIGHTEOUSLY adv. (Shakespeare) with moral right. |