15-letter words containing d, i, s, h
- thermoperiodism — the effect on an organism of rhythmic fluctuations in temperature.
- third dimension — the additional dimension by which a solid object is distinguished from a planar projection of itself or from any planar object.
- thorndike's law — the principle that all learnt behaviour is regulated by rewards and punishments, proposed by Edward Lee Thorndike (1874–1949), US psychologist
- thousand island — of or relating to the Thousand Islands or their inhabitants
- threshold price — the highest price a retailer is allowed to sell a particular good at
- thunderstricken — Archaic. to strike with a thunderbolt.
- thursday island — an island in Torres Strait between NE Australia and New Guinea; part of Queensland: pearl fishing. 1½ sq. mi. (4 sq. km).
- tie one's hands — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- tightfistedness — the quality or state of being tightfisted
- tristram shandy — a novel (1759–67) by Laurence Sterne.
- turkish delight — a candy made of fruit juice and gelatin, cubed and dusted with sugar.
- two-thirds rule — a former rule in the Democratic Party, effective 1832–1936, requiring a vote of at least two thirds of its national convention delegates to nominate a presidential and vice-presidential candidate.
- unanaesthetized — not anaesthetized
- undistinguished — having no distinguishing marks or features.
- uninhibitedness — the state or quality of being uninhibited
- unpolished rice — a partly refined rice, hulled and deprived of its germ but retaining some bran.
- unsophisticated — not sophisticated; simple; artless.
- vindhya pradesh — a former state in central India: now part of Madhya Pradesh.
- vortex shedding — the process by which vortices formed continuously by the aerodynamic conditions associated with a solid body in a gas or air stream are carried downstream by the flow in the form of a vortex street
- vreni schneider — Vreni [vren-ee] /ˈvrɛn i/ (Show IPA), born 1964, Swiss Alpine ski racer.
- w.h. richardson — Henry Handel (Henrietta Richardson Robertson) 1870–1946, Australian novelist.
- winchester disk — a hard disk that is permanently mounted in its unit.
- window shopping — browsing store displays
- winter holidays — a period of rest from work or studies taken in winter
- withdrawal slip — a small paper form which has to be filled in before making a withdrawal of money from a bank, building society, etc
- yorkshire dales — the valleys of the rivers flowing from the Pennines in W Yorkshire: chiefly Ribblesdale, Swaledale, Nidderdale, Wharfedale, and Wensleydale; tourist area
- zenith distance — the angular distance from the zenith of a point on the celestial sphere to the sphere, measured along a great circle that is perpendicular to the horizon; the complement of the altitude.