| AMPHITHEATER | • amphitheater n. American spelling form of amphitheatre. • AMPHITHEATER n. an oval or circular building with rising tiers of seats ranged about an open space. |
| AMPHITHEATRE | • amphitheatre n. An open, outdoor theatre (which may be a theatre in the round, or have a stage with seating on only… • amphitheatre n. (Geology) A natural formation of a similar shape, where a steep mountain or slope a particular rock… • AMPHITHEATRE n. an oval or circular building with rising tiers of seats ranged about an open space. |
| ATHWARTSHIPS | • athwartships adv. (Nautical) Across the vessel sideways, i.e. in a direction at right angles to the fore-and-aft line of the vessel. • ATHWARTSHIPS adv. transverse to a ship, also ATHWARTSHIP, THWARTSHIP. |
| HEPTARCHISTS | • heptarchists n. Plural of heptarchist. • HEPTARCHIST n. a ruler in a heptarchy. |
| HYDROPATHIST | • hydropathist n. An expert in hydropathy. • HYDROPATHIST n. one who treats with hydropathy. |
| HYPOTHECATOR | • hypothecator n. (Law) One who hypothecates or pledges anything as security for the repayment of money borrowed. • HYPOTHECATOR n. one who hypothecates. |
| PHOTOTHERAPY | • phototherapy n. The use of light to treat disorders of the skin, and certain mood disorders. • PHOTOTHERAPY n. the treatment of disease by light. |
| PHOTOTHERMAL | • photothermal adj. (Physics) Involving the production of heat by photoexcitation. • PHOTOTHERMAL adj. of or concerned with light and heat, esp. the production of heat by light, also PHOTOTHERMIC. |
| PHREATOPHYTE | • phreatophyte n. (Biology) Any plant, typically living in deserts, that obtains its water from long taproots that reach… • PHREATOPHYTE n. a plant with a deep root system that draws its water supply from near the water table. |
| PHYTOTHERAPY | • phytotherapy n. (Medicine) The use of plant extracts for medical purposes. • PHYTOTHERAPY n. the treatment of the diseases of plants. |
| STROPHANTHIN | • strophanthin n. (Organic chemistry) Any of several poisonous cardiac glycosides obtained from various African plants. • STROPHANTHIN n. a very poisonous glucoside found in the seeds of the plant Strophanthus. |
| STROPHANTHUS | • strophanthus n. Any of several African plants of the genus Strophanthus, some of which yield arrow poisons. • Strophanthus prop.n. A taxonomic genus within the family Apocynaceae – plants found in Africa and in tropical and subtropical… • STROPHANTHUS n. a plant of the African and Asiatic genus Strophanthus, of the periwinkle family. |
| TEREPHTHALIC | • terephthalic adj. (Organic chemistry) Pertaining to, or derived from terephthalic acid or its derivatives. • TEREPHTHALIC adj. derived from or containing terebic and phthalic acids, as in terephthalic acid. |
| THEANTHROPIC | • theanthropic adj. Partaking of, or combining, both divinity and humanity. • THEANTHROPIC adj. having the nature of both God and human. |
| THEATROPHONE | • theatrophone n. Alternative spelling of théâtrophone. • théâtrophone n. (Dated) An early telephone technology allowing subscribers to listen to live opera and theatre performances. • THEATROPHONE n. (historical) a telephone connecting callers to a theatre so they can listen to a live performance there. |
| TRACHEOPHYTE | • tracheophyte n. (Botany): Any plant possessing vascular tissue (xylem and phloem), including ferns, conifers, and flowering plants. • TRACHEOPHYTE n. any member of the clade of plants possessing vascular tissue; a vascular plant. |
| TRIPHOSPHATE | • triphosphate n. (Chemistry) Any salt or ester containing three phosphate groups. • triphosphate n. (Chemistry) Any salt or ester of triphosphoric acid. • TRIPHOSPHATE n. a salt or acid that contains three phosphate groups. |
| TRIPHTHONGAL | • triphthongal adj. Pertaining to a triphthong. • TRIPHTHONGAL adj. relating to triphthong. |