17-letter words containing r, c, o
- republic of palau — a republic comprising a group of islands in the W Pacific, in the W Caroline Islands; administratively part of the UN Trust Territory of the Pacific Islands 1947–87; entered into an agreement of free association with the US (1980); became fully independent in 1994. Chief island: Babelthuap. Capital: Ngerulmud on Babelthuap (functions moved from Koror in 2006). Pop: 21 108 (2013 est). Area: 476 sq km (184 sq miles)
- republic of yemen — Republic of, a country in S Arabia, formed in 1990 by the merger of the Yemen Arab Republic and the People's Democratic Republic of Yemen. 207,000 sq. mi. (536,130 sq. km). Capital: Aden.
- republic-of-china — People's Republic of, a country in E Asia. 3,691,502 sq. mi. (9,560,990 sq. km). Capital: Beijing.
- rescue operations — operations or organized procedures to bring people or a person out of danger, attack, harm, etc
- resource recovery — Resource recovery is when energy, a material, or a product is taken from waste and used.
- respiratory chain — a series of mitochondrial proteins that transport electrons of hydrogen, released in the Krebs cycle, from acetyl coenzyme A to inhaled oxygen to form H 2 O: the energy released in the process is conserved as ATP.
- respiratory tract — the passages through which air enters and leaves the body
- resurrection fern — a drought-resistant, evergreen, epiphytic fern, Polypodium polypodioides, of subtropical to tropical America, appearing to be a ball of coiled, dead leaves in the dry season but reviving with moisture.
- reticulate python — a python, Python reticulatus, of southeastern Asia and the East Indies, sometimes growing to a length of 32 feet (10 meters): usually considered to be the largest snake in the world.
- retrocessionaires — a reinsurance company that accepts or takes a retrocession.
- return of capital — A return of capital is a situation in which you receive back money that was previously invested.
- return on capital — A return on capital is any earnings that you receive from the capital that you have invested.
- returning officer — a public official appointed to conduct and preside at an election.
- revascularization — the restoration of the blood circulation of an organ or area, achieved by unblocking obstructed or disrupted blood vessels or by surgically implanting replacements.
- rhetorical stress — stress required by the meaning of a line, as distinguished from that required by the meter.
- rheumatoid factor — an antibody that is found in the blood of many persons afflicted with rheumatoid arthritis and that reacts against globulins in the blood.
- rhinoceros beetle — any of several scarabaeid beetles, especially of the genus Dynastes, which comprises the largest beetles, characterized by one or more horns on the head and prothorax.
- ribbon microphone — a microphone that utilizes a metal ribbon suspended in a magnetic field.
- ribonucleoprotein — a substance composed of RNA in close association with protein; a nucleoprotein containing RNA. Abbreviation: RNP.
- road construction — the building of roads
- road-fund licence — a licence showing that the tax payable in respect of a motor vehicle has been paid
- rock of gibraltar — a British crown colony comprising a fortress and seaport located on a narrow promontory near the S tip of Spain. 1.875 sq. mi. (5 sq. km).
- rocket propulsion — propulsion of an object by thrust developed by a rocket.
- rocket technology — the technology of the design, operation, maintenance, and launching of rockets
- roll with a punch — to move in the same direction as a punch thrown at one so as to lessen its force
- roman catholicism — the faith, practice, and system of government of the Roman Catholic Church.
- romantic movement — the late 18th- and early 19th-century movement in France, Germany, England, and America to establish Romanticism in art and literature.
- ross and cromarty — a historic county in NW Scotland.
- rotary cultivator — a machine for breaking up and tilling soil, consisting of a series of blades mounted on a revolving power-driven shaft
- rotation of crops — a system of rotating in a fixed order the kinds of crops, as grain or grass, grown in the same field, to maintain soil fertility
- round-trip ticket — a ticket entitling a passenger to travel to his or her destination and back again
- roving commission — authority or power given in a general area, without precisely defined terms of reference
- row-level locking — (database) A technique used in database management systems, where a row is locked for writing to prevent other users from accessing data being while it is being updated. Other techniques are table locking and MVCC.
- run out the clock — to maintain control of the ball in the closing minutes of a game
- rush one's fences — to proceed with precipitate haste
- rush-hour traffic — the large number of vehicles that move along roads, travelling to or from work at the beginning and end of the working day
- sacra romana rota — the official name of the Rota.
- sacred roman rota — rota1 (def 3).
- sacrifice paddock — a grassed area allowed to be grazed completely, to be cultivated and resown later
- sacrificial anode — Chemistry. an anode that is attached to a metal object subject to electrolysis and is decomposed instead of the object.
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- saint christopher — Saint, died a.d. c250, Christian martyr.
- saint croix river — Also called Santa Cruz. a U.S. island in the N Lesser Antilles: the largest of the Virgin Islands. 82 sq. mi. (212 sq. km).
- san francisco bay — a bay in W California: the harbor of San Francisco; connected with the Pacific by the Golden Gate strait. 50 miles (80 km) long; 3–12 miles (5–19 km) wide.
- san pedro channel — a strait between the mainland of SW California and Santa Catalina Island. About 20 miles (32 km) wide.
- sanctum sanctorum — the holy of holies of the Biblical tabernacle and the Temple in Jerusalem.
- sandro botticelli — Sandro [san-droh,, sahn-;; Italian sahn-draw] /ˈsæn droʊ,, ˈsɑn-;; Italian ˈsɑn drɔ/ (Show IPA), (Alessandro di Mariano dei Filipepi) 1444?–1510, Italian painter.
- saxe-coburg-gotha — a member of the present British royal family, from the establishment of the house in 1901 until 1917 when the family name was changed to Windsor.
- sb could do worse — If you tell someone that they could do worse than do a particular thing, you are advising them that it would be quite a good thing to do.
- scarlet firethorn — a Eurasian evergreen, thorny shrub, Pyracantha coccinea, of the rose family, having white, hairy flower clusters and bright red berries.