| CHLOROPHYTUM | • CHLOROPHYTUM n. any plant of the genus Chlorophytum, grown as pot plants for their long narrow leaves. |
| HYDROPHANOUS | • hydrophanous adj. (Mineralogy) Made transparent by immersion in water. • HYDROPHANOUS adj. becoming transparent when placed in water. |
| HYDROPHILOUS | • hydrophilous adj. (Biology) That grows or thrives in or near water. • hydrophilous adj. (Botany) That is pollinated by water. • HYDROPHILOUS adj. water-loving; pollinated by agency of water. |
| HYDROPHOBOUS | • hydrophobous adj. Hydrophobic. • HYDROPHOBOUS adj. (obsolete) water-repellent. |
| HYDROPHYTOUS | • hydrophytous adj. Relating to hydrophytes. • hydrophytous adj. Relating to hydrophytons. • HYDROPHYTOUS adj. like a hydrophyte, also HYDROPHYTIC. |
| HYGROPHILOUS | • hygrophilous adj. (Botany, of a plant) adapted for growth in a damp or wet environment. • HYGROPHILOUS adj. living in water or moist places, also HYGROPHIL. |
| HYPOCHLOROUS | • hypochlorous adj. (Chemistry) Pertaining to or derived from chlorine having a valence lower than in chlorous compounds. • HYPOCHLOROUS adj. of or derived from hypochlorous acid. |
| HYPOGNATHOUS | • hypognathous adj. (Zoology) Having the maxilla, or lower jaw, longer than the upper jaw. • HYPOGNATHOUS adj. having the lower jaw or mandible protruding. |
| HYPOSULPHATE | • hyposulphate n. (Inorganic chemistry) Alternative form of hyposulfate. • HYPOSULPHATE n. a dithionate. |
| HYPOSULPHITE | • hyposulphite n. Alternative spelling of hyposulfite. • HYPOSULPHITE n. a salt of hyposulphurous acid. |
| HYPOTHALAMUS | • hypothalamus n. (Anatomy) A region of the forebrain located below the thalamus, forming the basal portion of the diencephalon… • HYPOTHALAMUS n. a part of the brain. |
| HYPOTHENUSES | • hypothenuses n. (Dated) plural of hypothenuse. • HYPOTHENUSE n. the longest side of a right-angled triangle, also HYPOTENUSE. |
| PHYTOPHAGOUS | • phytophagous adj. (Zoology) Feeding on plants, herbivorous. • PHYTOPHAGOUS adj. feeding on plants, also PHYTOPHAGIC. |
| SULPHHYDRYLS | • sulphhydryls n. Plural of sulphhydryl. • SULPHHYDRYL n. a chemical group, SH, characteristic of sulphur-containing compounds, also SULFHYDRYL. |
| SUPERHIGHWAY | • superhighway n. (US) An expressway, especially one designed for high speeds. • superhighway n. (By extension) A major route that carries most of the traffic going in a given direction by a specified… • superhighway n. (Metaphoric) The primary mechanism used in the movement of electronic data or information; information superhighway. |
| UNHYPHENATED | • unhyphenated v. Simple past tense and past participle of unhyphenate. • unhyphenated adj. Lacking a hyphen. • unhyphenated adj. (North America) Of people, belonging to a single ethnicity or nationality: names for multi-ethnic/multi-nationality… |