| HYPERTROPHOUS | • hypertrophous adj. (Dated, medicine) Hypertrophic. • HYPERTROPHOUS adj. of an organ, abnormally enlarged. |
| HYPOSULPHATES | • hyposulphates n. Plural of hyposulphate. • HYPOSULPHATE n. a dithionate. |
| HYPOSULPHITES | • hyposulphites n. Plural of hyposulphite. • HYPOSULPHITE n. a salt of hyposulphurous acid. |
| HYPOSULPHURIC | • hyposulphuric adj. Alternative spelling of hyposulfuric. • HYPOSULPHURIC adj. denoting a kind of acid. |
| LEPTOPHYLLOUS | • leptophyllous adj. (Botany) Having long, slender leaves. • LEPTOPHYLLOUS adj. having long thin leaves. |
| PHYLLOPHAGOUS | • phyllophagous adj. (Zoology) that feeds on leaves; leaf-eating. • PHYLLOPHAGOUS adj. leaf-eating. |
| POLYADELPHOUS | • polyadelphous adj. (Botany) Having stamens combined in more than two groups. • POLYADELPHOUS adj. of stamens, united in several bundles; having the stamens so united. |
| POLYPHONOUSLY | • polyphonously adv. In a polyphonous manner. • POLYPHONOUS adv. relating to polyphony, also POLYPHONIC. |
| POLYSULPHIDES | • polysulphides n. Plural of polysulphide. • POLYSULPHIDE n. a sulfide containing two or more atoms of sulfur in the molecule, also POLYSULFIDE. |
| PYROSULPHATES | • pyrosulphates n. Plural of pyrosulphate. • PYROSULPHATE n. a salt of sulphur. |
| PYROSULPHURIC | • pyrosulphuric adj. (Britain) Alternative spelling of pyrosulfuric. • PYROSULPHURIC adj. as in pyrosulphuric acid, a type of acid. |
| SPATHIPHYLLUM | • spathiphyllum n. (Botany) Any plant of the genus Spathiphyllum. • SPATHIPHYLLUM n. any tropical plant of the genus Spathiphyllum, having lance-shaped leaves and fleshy white spadices of flowers in white spathes. |
| SUPERPHYSICAL | • superphysical adj. Above or beyond physics; not explainable by physical laws. • SUPERPHYSICAL adj. being above or beyond the physical world or explanation on physical principles. |
| XIPHOPHYLLOUS | • xiphophyllous adj. (Botany) Having sword-shaped leaves. • XIPHOPHYLLOUS adj. having sword-shaped leaves. |