16-letter words containing h, e, i
- radio microphone — a microphone incorporating a radio transmitter so that the user can move around freely
- rainbow seaperch — an embiotocid fish, Hypsurus caryi, living off the Pacific coast of North America, having red, orange, and blue stripes on the body.
- raise the stakes — to increase the amount of money or valuables hazarded in a gambling game
- ranikhet disease — Newcastle disease.
- re-entry vehicle — the section of a spacecraft or ballistic missile designed to return to earth.
- re-establishment — the act or an instance of establishing.
- reaction chamber — the chamber in a rocket engine in which the reaction or combustion of fuel occurs
- rear-wheel drive — a layout in motor vehicles which places the engine at the front and the driven wheels at the rear
- recovery vehicle — a truck used to transport motor vehicles which have broken down to another location (generally a repair garage), or to recover vehicles which are no longer on a drivable surface
- recursion theory — (theory) The study of problems that, in principle, cannot be solved by either computers or humans.
- recycling scheme — a scheme enabling the public to recycle waste
- redbank whiteoak — a city in S Tennessee.
- registered share — a stock registered to the owner's name
- research library — a general or specialized library that collects materials for use in intensive research projects.
- residential home — a home with social-work supervision for people who need more than just housing accommodation, such as esp the elderly, and also children in care or mentally handicapped adults
- rhine palatinate — See under Palatinate (def 1).
- rhode island red — one of an American breed of chickens having dark reddish-brown feathers and producing brown eggs.
- rhynchocephalian — belonging or pertaining to the Rhynchocephalia, an order of lizardlike reptiles that are extinct except for the tuatara.
- riau archipelago — a group of islands belonging to Indonesia, off the SE coast of the Malay Peninsula, at the entrance to the Strait of Malacca. 36,510 sq. mi. (94,561 sq. km).
- rich tea biscuit — any of various semisweet biscuits
- rich text format — (RTF) An interchange format from Microsoft for exchange of documents between Word and other document preparation systems.
- richmond heights — a city in E Missouri, near St. Louis.
- right about face — Military. a command, given to a soldier or soldiers at attention, to turn the body about toward the right so as to face in the opposite direction. the act of so turning in a prescribed military manner.
- right honourable — (in Britain and certain Commonwealth countries) a title of respect for a Privy Councillor or an appeal-court judge
- right outer join — outer join
- right-hand drive — A right-hand drive vehicle has its steering wheel on the right side. It is designed to be driven in countries such as Britain, Japan, and Australia where people drive on the left side of the road.
- ring the changes — to make the form, nature, content, future course, etc., of (something) different from what it is or from what it would be if left alone: to change one's name; to change one's opinion; to change the course of history.
- round the wrekin — the long way round
- saddle stitching — to sew, bind, or decorate with a saddle stitch.
- safety mechanism — a psychological or physiological response in an individual that protects the individual from harm
- saint catharines — a city in SE Ontario, in SE Canada.
- saint-barthelemy — (Saint Bartholomew; Saint Barts; Saint Barths) a resort island in the West Indies, in the Leeward Islands, part of the French department of Guadeloupe. 6900; 8 sq. mi. (21 sq. km).
- saint-john perse — (Alexis Saint-Léger Léger) 1887–1975, French diplomat and poet: Nobel Prize in literature 1960.
- schaumburg-lippe — a former state in NW Germany.
- scheme of things — Someone's scheme of things is the way in which they think that things in their life should be organized.
- schiff's reagent — a solution of rosaniline and sulfurous acid in water, used to test for the presence of aldehydes.
- schlieren method — a method for detecting regions of differing densities in a clear fluid by photographing a beam of light passed obliquely through it.
- schmaltz herring — herring caught just before spawning, when it has much fat
- schneider trophy — a trophy for air racing between seaplanes of any nation, first presented by Jacques Schneider (1879–1928) in 1913; won outright by Britain in 1931
- school committee — (in New Zealand) a parent group selected to support a primary school
- school inspector — an official whose job is to inspect schools and to report on their quality and conditions
- school-age child — a child who is old enough to go to school
- schoolteacherish — showing characteristics thought to be typical of a schoolteacher, as strictness and primness.
- schouten islands — a group of islands belonging to Papua New Guinea, in the Pacific Oceans, off the N coast of New Guinea.
- schreiner finish — a lustrous surface imparted to a fabric by schreinerizing.
- schweizerdeutsch — Schwyzertütsch.
- scottish borders — a council area in SE Scotland, on the English border: created in 1996, it has the same boundaries as the former Borders Region: it is mainly hilly, with agriculture (esp sheep farming) the chief economic activity. Administrative centre: Newtown St Boswells. Pop: 108 280 (2003 est). Area: 4734 sq km (1827 sq miles)
- scottish terrier — one of a Scottish breed of small terriers having short legs and a wiry, steel-gray, brindled, black, sandy, or wheaten coat.
- scrovegni chapel — Arena Chapel.
- sea fish farming — the farming of saltwater fish