16-letter words containing r, i, c, h, o
- radio microphone — a microphone incorporating a radio transmitter so that the user can move around freely
- radiographically — the production of radiographs.
- rainbow seaperch — an embiotocid fish, Hypsurus caryi, living off the Pacific coast of North America, having red, orange, and blue stripes on the body.
- reaction chamber — the chamber in a rocket engine in which the reaction or combustion of fuel occurs
- 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.
- 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 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.
- roundabout chair — corner chair.
- saccharification — to convert (starch) into sugar.
- savonarola chair — a chair of the Renaissance having a number of transverse pairs of curved legs, crossing beneath the seat and rising to support the arms and back.
- scarborough lily — a plant, Vallota speciosa, of the amaryllis family, native to southern Africa, having clusters of funnel-shaped, scarlet flowers.
- schlieren method — a method for detecting regions of differing densities in a clear fluid by photographing a beam of light passed obliquely through it.
- 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 inspector — an official whose job is to inspect schools and to report on their quality and conditions
- school librarian — a librarian who works in or is in charge of a school library
- schoolgirl crush — an infatuation that a young girl has, usually for an older man such as a teacher or an actor, which is seen as superficial and unlikely to last for long
- schoolteacherish — showing characteristics thought to be typical of a schoolteacher, as strictness and primness.
- 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.
- shakedown cruise — extortion, as by blackmail or threats of violence.
- sharia-compliant — (of a product or service) produced or offered in accordance with the doctrines of the sharia
- shoestring catch — a catch of a ball on the fly, made close to the ground while running.
- shortfin corvina — See under corvina.
- simonyi, charles — Charles Simonyi
- social gathering — party, get-together
- something fierce — desperately, intensely
- sour-milk cheese — cottage cheese made from sour milk.
- south carolinian — a state in the SE United States, on the Atlantic coast. 31,055 sq. mi. (80,430 sq. km). Capital: Columbia. Abbreviation: SC (for use with zip code), S.C.
- spanish moroccan — of or relating to the former Spanish colony of Spanish Morocco (now part of Morocco) or its inhabitants
- spectrochemistry — the branch of chemistry that deals with the chemical analysis of substances by means of the spectra of light they absorb or emit.
- spectroheliogram — a photograph of the sun made with a spectroheliograph.
- st. clair shores — a city in SE Michigan, near Detroit.
- stannic chloride — a colorless fuming and caustic liquid, SnCl 4 , soluble in water and alcohol, that converts with water to a crystalline solid: used for electrically conductive and electroluminescent coatings and in ceramics.
- stomach-churning — causing nausea.
- string orchestra — an orchestra consisting only of violins, violas, cellos, and double basses
- subtropical high — one of several highs, as the Azores and Pacific highs, that prevail over the oceans at latitudes of about 30 degrees N and S. Also called subtropical anticyclone. Compare high (def 37).
- sulu archipelago — an island group in the SW Philippines, separating the Sulawesi Sea from the Sulu Sea. 1086 sq. mi. (2813 sq. km). Capital: Jolo.
- surveyor's chain — a series of objects connected one after the other, usually in the form of a series of metal rings passing through one another, used either for various purposes requiring a flexible tie with high tensile strength, as for hauling, supporting, or confining, or in various ornamental and decorative forms.
- synchronous idle — (character) (SYN) The mnemonic for ASCII character 22.
- taurocholic acid — an acid, C 26 H 45 NO 7 S, occurring as a sodium salt in the bile of carnivorous animals, which on hydrolysis yields taurine and cholic acid.
- the first couple — the US president and their spouse
- the high country — sheep pastures in the foothills of the Southern Alps, New Zealand
- the king country — an area in the centre of North Island, New Zealand: home of the King Movement, a nineteenth-century Māori separatist movement
- the morn's nicht — tomorrow night
- the preconscious — preconscious mental activity