17-letter words containing r, o, t, u, n
- quick on the draw — having fast reflexes
- rational function — a function that can be written as the quotient of two polynomials with integral coefficients.
- reconstructionism — a 20th-century movement among U.S. Jews, founded by Rabbi Mordecai M. Kaplan, advocating that Judaism, being a culture and way of life as well as a religion, is in sum a religious civilization requiring constant adaptation to contemporary conditions so that Jews can identify more readily and meaningfully with the Jewish community.
- reconstructionist — an advocate or supporter of Reconstruction or Reconstructionism.
- recreation ground — an open space for public recreation, esp one in a town, with swings and slides, etc, for children
- recreational drug — drug taken for pleasure
- recruiting office — an office where staff are recruited, esp by the military
- redistributionist — a person who believes in, advocates, or supports income redistribution.
- reduce to silence — If someone or something reduces you to silence, they make you feel so upset or confused that you cannot speak.
- reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
- reflection nebula — a cloud of interstellar gas and dust that reflects the light of neighboring stars.
- refuse collection — the collection of rubbish and waste, usually in a rubbish or refuse truck, before final disposal
- reported question — A reported question is a question which is reported using a clause beginning with a word such as 'why' or 'whether', as in 'I asked her why she'd done it'.
- rescue operations — operations or organized procedures to bring people or a person out of danger, attack, harm, etc
- 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.
- 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.
- revolutionary war — American Revolution.
- rhodope mountains — a mountain range in SE Europe, in the Balkan Peninsula extending along the border between Bulgaria and Greece. Highest peak: Golyam Perelik (Bulgaria), 2191 m (7188 ft)
- ribonucleoprotein — a substance composed of RNA in close association with protein; a nucleoprotein containing RNA. Abbreviation: RNP.
- ring in (or out) — to punch in (or out)
- ringer's solution — an aqueous solution of the chlorides of sodium, potassium, and calcium in the same concentrations as normal body fluids, used chiefly in the laboratory for sustaining tissue.
- road construction — the building of roads
- rocket propulsion — propulsion of an object by thrust developed by a rocket.
- roll with a punch — to move in the same direction as a punch thrown at one so as to lessen its force
- round-trip ticket — a ticket entitling a passenger to travel to his or her destination and back again
- royal institution — a British society founded in 1799 for the dissemination of scientific knowledge
- rub the wrong way — to subject the surface of (a thing or person) to pressure and friction, as in cleaning, smoothing, polishing, coating, massaging, or soothing: to rub a table top with wax polish; to rub the entire back area.
- rubber plantation — an estate in a tropical country where rubber trees are grown on a large scale
- run out the clock — to maintain control of the ball in the closing minutes of a game
- run short/run low — If you are running short of something or running low on something, you do not have much of it left. If a supply of something is running short or running low, there is not much of it left.
- rural development — social or economic activities or initiatives designed to improve the standard of living in areas far away from large towns or cities
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- saint bonaventure — Saint ("the Seraphic Doctor") 1221–74, Italian scholastic theologian.
- samurai tradition — the body of customs, thought, practices, etc belonging to the samurai warrior caste of Japan
- sanctum sanctorum — the holy of holies of the Biblical tabernacle and the Temple in Jerusalem.
- saturation diving — a method of prolonged diving, using an underwater habitat to allow divers to remain in the high-pressure environment of the ocean depths long enough for their body tissues to become saturated with the inert components of the pressurized gas mixture that they breathe: when this condition is reached, the amount of time required for decompression remains the same, whether the dive lasts a day, a week, or a month.
- secondary product — a product that is not the main product of an industry; a by-product
- secondary quality — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- self-introduction — the act of introducing or the state of being introduced.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- self-renunciation — renunciation of one's own will, interests, etc.
- self-reproduction — the act or process of reproducing.
- selkirk mountains — a mountain range in SW Canada, in SE British Columbia. Highest peak: Mount Sir Sandford, 3533 m (11 590 ft)
- sensitivity group — a group of persons participating in sensitivity training.
- sexual generation — the gametophyte generation in the alternation of generations in plants that produces a zygote from male and female gametes.
- sheltered housing — accommodation designed esp for the elderly or infirm consisting of a group of individual premises, often with some shared facilities and a caretaker