17-letter words containing n, i, t, r, a
- recoil escapement — anchor escapement.
- recreation centre — a facility open to the public for leisure and recreation activities
- 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
- recreationalist's — recreationist.
- recrystallization — to become crystallized again.
- rectangle slinger — polygon pusher
- 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.
- rehospitalization — the act, process, or state of being hospitalized.
- relative pathname — (file system) A path relative to the working directory. Its first character can be anything but the pathname separator.
- remittance advice — a letter sent by a customer to a supplier, to let them know that their invoice has been paid
- rental collection — a group of books, in a public or other free library, for which a borrower must pay a fee.
- repeating decimal — a decimal numeral that, after a certain point, consists of a group of one or more digits repeated ad infinitum, as 2.33333 …. or 23.0218181818 ….
- repeating firearm — a firearm capable of discharging a number of shots without reloading.
- rescue operations — operations or organized procedures to bring people or a person out of danger, attack, harm, etc
- 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.
- restraining order — a judicial order to forbid a particular act until a decision is reached on an application for an injunction.
- retained earnings — income not paid out as shares
- retarded ignition — late ignition, which may cause the engine to under-perform
- 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.
- 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.
- rhode island bent — a European pasture grass, Agrostis tenuis, naturalized in North America, having red flower clusters.
- 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)
- right in the head — sane
- right parenthesis — (character) ")". ASCII character 41. Common names: right paren; right parenthesis; right; close; thesis ("(" = paren); close paren; close parenthesis; right parenthesis; right banana. Rare: already ("(" = so); rparen; ITU-T: closing parenthesis; close round bracket, right round bracket, INTERCAL: wane ("(" = wax); unparenthisey ("(" = parenthisey); right ear. Paired with left parenthesis.
- ring-tailed lemur — a Madagascan prosimian primate, Lemur catta, with a long black and white ringed tail
- road construction — the building of roads
- 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.
- roseate spoonbill — a tropical New World spoonbill, Ajaia ajaja, having rose-colored plumage and a bare head.
- 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
- royal institution — a British society founded in 1799 for the dissemination of scientific knowledge
- rubber plantation — an estate in a tropical country where rubber trees are grown on a large scale
- rubber-base paint — latex paint.
- russian turkestan — a vast region in W and central Asia, E of the Caspian Sea: includes territory in the S central part of Xinjiang province in China (Eastern Turkestan or Chinese Turkestan) a strip of N Afghanistan, and the area (Russian Turkestan) comprising the republics of Kazakhstan, Kirghizia (Kyrgyzstan), Tadzhikistan (Tajikistan), Turkmenistan, and Uzbekistan.
- safety in numbers — If you say that there is safety in numbers, you mean that you are safer doing something if there are a lot of people doing it rather than doing it alone.
- 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.
- 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).
- saint elmo's fire — corona discharge.
- saint john's wort — any of various plants or shrubs of the genus Hypericum, having yellow flowers and transparently dotted leaves.
- salt-rising bread — a kind of bread leavened with a fermented mixture of salted milk, cornmeal, flour, sugar, and soda.
- samurai tradition — the body of customs, thought, practices, etc belonging to the samurai warrior caste of Japan