| EUPHONIOUSLY | • euphoniously adv. In a euphonious manner. • EUPHONIOUS adv. agreeable in sound, also EUPHONIC, EUPHONICAL. |
| HORTICULTURALLY | • horticulturally adv. With respect to horticulture. • HORTICULTURAL adv. relating to horticulture. |
| HYDROSULPHURIC | • hydrosulphuric adj. Alternative spelling of hydrosulfuric. • HYDROSULPHURIC adj. formed by a combination of hydrogen and sulphur. |
| HYPERCAUTIOUS | • hypercautious adj. Especially or unreasonably cautious. • HYPERCAUTIOUS adj. excessively cautious. |
| HYPOSULPHURIC | • hyposulphuric adj. Alternative spelling of hyposulfuric. • HYPOSULPHURIC adj. denoting a kind of acid. |
| ICHTHYOSAURUS | • ichthyosaurus n. (Archaic) Alternative form of ichthyosaur. • ichthyosaurus n. Any members of the genus Ichthyosaurus. • Ichthyosaurus prop.n. A taxonomic genus within the family Ichthyosauridae – large, extinct marine reptiles. |
| ICHTHYOSAURUSES | • ICHTHYOSAURUS n. a large fossil marine reptile, also ICHTHYOSAUR, ICHTHYOSAURIAN. |
| JUMHOURIYA | • JUMHOURIYA n. (Arabic) in Arab socialist states, the people or proletariat state, also JAMAHIRIYA. |
| JUMHOURIYAS | • JUMHOURIYA n. (Arabic) in Arab socialist states, the people or proletariat state, also JAMAHIRIYA. |
| PEROXYSULPHURIC | • PEROXYSULPHURIC adj. as in peroxysulphuric acid. |
| PYROSULPHURIC | • pyrosulphuric adj. (Britain) Alternative spelling of pyrosulfuric. • PYROSULPHURIC adj. as in pyrosulphuric acid, a type of acid. |
| SCEUOPHYLACIUM | • sceuophylacium n. The repository of the sacred vessels in the Greek church. • SCEUOPHYLACIUM n. a sacristy. |
| SCEUOPHYLACIUMS | • SCEUOPHYLACIUM n. a sacristy. |
| UNCHIVALROUSLY | • unchivalrously adv. In an unchivalrous manner; without chivalry. • UNCHIVALROUS adv. not chivalrous. |
| UNNEIGHBOURLY | • unneighbourly adj. Not neighbourly; antisocial. • unneighbourly adv. In a way that is not neighbourly. • UNNEIGHBOURLY adj. not like a neighbour, also UNNEIGHBORLY. |
| UNRIGHTEOUSLY | • unrighteously adv. In an unrighteous manner. • UNRIGHTEOUS adv. not righteous. |
| UNTOUCHABILITY | • untouchability n. The state or condition of being untouchable. • UNTOUCHABILITY n. the state of being untouchable. |
| UNTRUSTWORTHILY | • untrustworthily adv. In an untrustworthy manner. • UNTRUSTWORTHY adv. not trustworthy. |
| UPRIGHTEOUSLY | • uprighteously adv. In an uprighteous or just manner. • UPRIGHTEOUSLY adv. (Shakespeare) with moral right. |