20-letter words containing o, a, r, f, i, s
- a safe pair of hands — If you say that someone is or has a safe pair of hands, you mean that they are reliable and will not make any serious mistakes.
- abreast of the times — up-to-date, as in ideas, fashions, etc.; modern
- after the fashion of — like; similar to
- after-hours drinking — drinking in a pub after its legal closing time
- analysis of variance — any of a number of techniques for resolving the observed variance between sets of data into components, esp to determine whether the difference between two samples is explicable as random sampling variation with the same underlying population
- anthemius of tralles — c474–c534, Greek mathematician and architect, active in Lydia.
- antidandruff shampoo — a shampoo that prevents or treats dandruff
- aortic insufficiency — abnormal closure of the aortic valve resulting in regurgitation of blood to the left ventricle.
- apollonius of rhodes — 3rd century bc, Greek epic poet and head of the Library of Alexandria. His principal work is the four-volume Argonautica
- application software — software designed for a specific need or purpose
- argument from design — the argument for the existence of God based on the assumption that order in the universe implies an orderer and cannot be a natural feature of the universe.
- aristarchus of samos — 3rd century bc, Greek astronomer who anticipated Copernicus in advancing the theory that the earth revolves around the sun
- artificial harmonics — harmonics of a note produced on a stringed instrument by lightly touching a stopped sounded string.
- artificial selection — a process in the breeding of animals and in the cultivation of plants by which the breeder chooses to perpetuate only those forms having certain desirable inheritable characteristics.
- association of stars — a sparsely populated group of between 10 and 1000 young stars of similar spectral type and common origin that are moving too fast to form a permanent, gravitationally bound system.
- at one's finger tips — the tip or end of a finger.
- baptism for the dead — the baptism of a living person in the place of and for the sake of one who has died unbaptized: now practiced chiefly by Mormons.
- bird-footed dinosaur — theropod.
- board of supervisors — the governing body of a county in many U.S. states, especially in the Midwest and the East, consisting of from 15 to 100 members elected from towns, townships, cities, or wards.
- bouvier des flandres — any of a breed of large, strong dog with a rough, wiry coat and pointed, erect ears
- breakfast television — Breakfast television refers to television programmes which are broadcast in the morning at the time when most people are having breakfast.
- cape prince of wales — a cape in W Alaska, on the Bering Strait opposite the coast of the extreme northeast of Russia: the westernmost point of North America
- cast the first stone — the hard substance, formed of mineral matter, of which rocks consist.
- catastrophic failure — Catastrophic failure is sudden and complete failure which cannot be put right.
- central bedfordshire — a unitary authority of S central England. Pop: 252 100 (2007 est). Area: 712 sq km (275 sq miles)
- certificate of stock — stock certificate.
- chapter of accidents — a series of misfortunes
- college of cardinals — the collective body of cardinals having the function of electing and advising the pope
- confectioners' sugar — Confectioners' sugar is very fine white sugar that is used for making icing and candy.
- conservation of mass — the principle that the total mass of any isolated system is constant and is independent of any chemical and physical changes taking place within the system
- curry favour with sb — If one person tries to curry favour with another, they do things in order to try to gain their support or co-operation.
- darkfield microscope — kind of microscope
- de facto segregation — racial, ethnic, or other segregation resulting from societal differences between groups, as socioeconomic or political disparity, without institutionalized legislation intended to segregate.
- differential housing — the casing that houses the differential of a motor vehicle
- district of columbia — a federal area in the E United States, on the Potomac, coextensive with the federal capital, Washington. 69 sq. mi. (179 sq. km). Abbreviation: DC (for use with zip code), D.C.
- entry qualifications — the qualifications people wishing to enter an organization, university, etc, have to have
- erythema infectiosum — a mild infectious disease of childhood, caused by a virus, characterized by fever and a red rash spreading from the cheeks to the limbs and trunk
- european social fund — one of the four Structural Funds of the European Union which aims to support employment and the economic and social well-being of EU member countries
- feather in one's cap — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
- federal constitution — Constitution of the United States.
- file descriptor leak — (programming) (Or "fd leak" /F D leek/) A kind of programming bug analogous to a core leak, in which a program fails to close file descriptors ("fd"s) after file operations are completed, and thus eventually runs out of them. See leak.
- first earl of cromer — 1st Earl of, Evelyn Baring.
- first point of aries — the vernal equinox.
- fission-track dating — the dating of samples of minerals by comparing the tracks in them by fission fragments of the uranium nuclei they contain, before and after irradiation by neutrons
- flame-fusion process — Verneuil process.
- for all one is worth — good or important enough to justify (what is specified): advice worth taking; a place worth visiting.
- for sb's delectation — If you do something for someone's delectation, you do it to give them enjoyment or pleasure.
- forbidden transition — an electronic transition in an atom, molecule, etc, that is not permitted by electric dipole selection rules
- force-field analysis — a decision-making technique, often presented graphically, that identifies all the positive and negative forces impinging on a problem
- fore-and-aft topsail — gaff topsail (def 1).
On this page, we collect all 20-letter words with O-A-R-F-I-S. It’s easy to find right word with a certain length. It is the easiest way to find 20-letter word that contains in O-A-R-F-I-S to use in Scrabble or Crossword puzzles