17-letter words containing o, f, t, r, a
- one-parent family — A one-parent family is a family that consists of one parent and his or her children living together.
- orange free state — a province in central Republic of South Africa: a Boer republic 1854–1900; a British colony (Orange River Colony, ) 1900–10. 49,647 sq. mi. (128,586 sq. km). Capital: Bloemfontein.
- organized ferment — ferment (def 1).
- out of all reason — unreasonable
- out of harm's way — If someone or something is out of harm's way, they are in a safe place away from danger or from the possibility of being damaged.
- overhead camshaft — a camshaft in an automotive engine that is located in the cylinder head over the engine block rather than in the block. Abbreviation: OHC.
- pacific northwest — the region of North America lying north of the Columbia River and west of the Rockies
- pacific tree frog — a common terrestrial frog, Hyla regilla, of western North America, having a dark stripe along each side of the head.
- palette of narmer — a king of Egypt identified by modern scholars as the Menes of tradition and depicted as the unifier of Upper and Lower Egypt on an ancient slate tablet (Narmer Palette or Palette of Narmer) c3200 b.c. with relief carvings on both sides.
- paratyphoid fever — Also called paratyphoid fever. an infectious disease, similar in some of its symptoms to typhoid fever but usually milder, caused by any of several bacilli of the genus Salmonella other than S. typhi.
- parts of kesteven — an area in E England constituting a former administrative division of Lincolnshire
- pate de foie gras — See under foie gras.
- peacock butterfly — a European nymphalid butterfly, Inachis io, having reddish-brown wings each marked with a purple eyespot
- peer of the realm — any of a class of peers in Great Britain and Ireland entitled by heredity to sit in the House of Lords.
- perforation gauge — a marked ruler used to measure the number of perforations per unit length along the borders of a stamp.
- petrol filler cap — a small cover that goes over the hole in a vehicle into which you put petrol
- photofluorography — photography of images produced by a fluoroscopic examination, used in x-ray examination of the lungs of large groups of people.
- point of purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- point-of-purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- polarizing filter — a camera lens filter used to control the plane of polarization of light entering the lens.
- political refugee — a person who has fled from a homeland because of political persecution.
- port orford cedar — a tall tree, Chamaecyparis lawsoniana, of coastal Oregon, having flattened, scalelike foliage and wood highly valued as timber.
- portfolio manager — a person employed by others to make investments for them
- potato leafhopper — any of various leafhoppers that are serious pests, damaging a wide variety of cultivated and wild plants, especially potatoes.
- power of attorney — a written document given by one person or party to another authorizing the latter to act for the former.
- pre-configuration — the relative disposition or arrangement of the parts or elements of a thing.
- pre-manifestation — an act of manifesting.
- pre-modifications — an act or instance of modifying.
- pre-qualification — a quality, accomplishment, etc., that fits a person for some function, office, or the like.
- prefect apostolic — the administrator, usually below the rank of bishop, in charge of a prefecture apostolic.
- preferential shop — a shop in which union members are preferred, usually by agreement of an employer with a union.
- probation officer — an officer who investigates and reports on the conduct of offenders who are free on probation.
- procurator fiscal — In the Scottish legal system, the procurator fiscal is a public official who puts people on trial.
- proportional font — a font type in which the width of letters and symbols varies depending on the letter or symbol
- protection factor — a figure representing the relative degree of protection from the sun's rays afforded by a particular sunscreen
- protective tariff — a tariff levied on imports to protect the domestic economy rather than to raise revenue
- put in a word for — to make favourable mention of (someone); recommend
- quadratic formula — the formula for determining theroots of a quadratic equation from its coefficients: .
- rational function — a function that can be written as the quotient of two polynomials with integral coefficients.
- 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.
- refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
- return of capital — A return of capital is a situation in which you receive back money that was previously invested.
- 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.
- right off the bat — Sports. the wooden club used in certain games, as baseball and cricket, to strike the ball. a racket, especially one used in badminton or table tennis. a whip used by a jockey. the act of using a club or racket in a game. the right or turn to use a club or racket.
- 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).
- 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
- rough puff pastry — a rich flaky pastry made with butter and used for pie-crusts, flans, etc
- 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
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous