| HALOPHYTES | • halophytes n. Plural of halophyte. • HALOPHYTE n. a plant found growing in salt marshes, or in the sea. |
| HALOTHANES | • halothanes n. Plural of halothane. • HALOTHANE n. an inhalation anaesthetic. |
| HEADCLOTHS | • headcloths n. Plural of headcloth. • HEADCLOTH n. a kerchief worn instead of a hat. |
| HEADLIGHTS | • headlights n. Plural of headlight; especially a pair on a single vehicle. • HEADLIGHT n. a strong light on the front of a vehicle. |
| HEALTHIEST | • healthiest adj. Superlative form of healthy: most healthy. • HEALTHY adj. wholesome. |
| HEALTHISMS | • HEALTHISM n. a lifestyle that prioritises health and fitness over anything else. |
| HEALTHLESS | • healthless adj. Unhealthy. • HEALTHLESS adj. without health. |
| HEALTHSOME | • healthsome adj. (Archaic) Conducive to good health. • HEALTHSOME adj. wholesome, salubrious. |
| HEATHFOWLS | • HEATHFOWL n. a red, or black, grouse. |
| HEATHLANDS | • heathlands n. Plural of heathland. • HEATHLAND n. barren open country, esp. covered with ericaceous and other low shrubs. |
| HELIANTHUS | • helianthus n. Any plant, of the genus Helianthus, having large flower heads with dark disk florets and showy yellow… • Helianthus prop.n. A taxonomic genus within the family Asteraceae – the sunflowers. • HELIANTHUS n. any plant of the genus Helianthus, such as the sunflower and Jerusalem artichoke. |
| HEXATHLONS | • HEXATHLON n. an athletic contest comprising six events. |
| METHUSELAH | • methuselah n. A large wine bottle with the capacity of about 6 liters, equivalent to 8 standard bottles. • methuselah n. (Cellular automata) A small pattern that takes many generations to stabilize. • Methuselah prop.n. The oldest person whose age is recorded in the Hebrew Bible, having reportedly lived 969 years. |
| PHTHALATES | • phthalates n. Plural of phthalate. • PHTHALATE n. a salt of phthalic acid. |
| PHTHALEINS | • phthaleins n. Plural of phthalein. • PHTHALEIN n. any one of a very important class of dye-yielding materials formed by the union of phenols with phthalic anhydride. |
| SHEATHBILL | • sheathbill n. Either of two species of scavenging birds in the family Chionididae which breed only on the Antarctic… • SHEATHBILL n. either of two Antarctic seabirds having a white plumage and a horny sheath at the base of the bill. |
| SHEATHLESS | • sheathless adj. Without a sheath. • SHEATHLESS adj. without a sheath or case. |
| SHEATHLIKE | • sheathlike adj. Resembling or characteristic of a sheath. • SHEATHLIKE adj. like a sheath. |
| SHTETELACH | • shtetelach n. Plural of shtetel. • SHTETEL n. (Yiddish) formerly, a Jewish community in an Eastern European town or village, also SHTETL. |
| THATCHLESS | • thatchless adj. Without thatch. • THATCHLESS adj. without thatch. |