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20-letter words containing o, p, e

  • occupational pension — a pension scheme provided for the members of a particular occupation or by a specific employer or group of employers
  • occupational therapy — a form of therapy in which patients are encouraged to engage in vocational tasks or expressive activities, as art or dance, usually in a social setting.
  • of (the) deepest dye — of the most marked, esp. the worst, sort
  • old english sheepdog — one of an English breed of large working dogs having a long, shaggy, gray or blue-merle and white coat that hangs over the eyes, and a bobbed tail, originally developed to drive sheep and cattle.
  • omega-minus particle — a baryon with strangeness −3, isotopic spin 0, and negative charge; predicted from the mathematics of the Eightfold Way and subsequently discovered. Symbol: Ω −.
  • on tiptoe/on tiptoes — If you do something on tiptoe or on tiptoes, you do it standing or walking on the front part of your foot, without putting your heels on the ground.
  • one's misspent youth — the period when one is young and spend's one's time doing foolish, bad, or frivolous things
  • one's spiritual home — Your spiritual home is the place where you feel that you belong, usually because your ideas or attitudes are the same as those of the people who live there.
  • open learning centre — an establishment which provides further education on a flexible part-time basis
  • operant conditioning — conditioning (def 1).
  • operating conditions — Operating conditions are a set of conditions for operating a particular system or process.
  • operation barbarossa — the codename for Hitler's invasion (1941) of Russia
  • operational calculus — a method for solving a differential equation by treating differential operators as ordinary algebraic quantities, thus obtaining a simpler problem.
  • operational database — (database)   A database containing up-to-date, modifiable data, in contrast to a decision support database.
  • operational strategy — a plan or set of plans for successfully running a business, etc
  • operator overloading — overloading
  • ophthalmodynamometer — a device for determining the nearest point of ocular convergence.
  • optical mark reading — the reading of marks by an optical device whereby the information can be stored in machine-readable form
  • order code processor — (processor)   The ICL 2900, ICL 3900 and above term for "CPU".
  • organization expense — the costs associated with organizing a business entity and bringing it into existence
  • orthopaedic mattress — a specially firm mattress designed to help correct or ameliorate the discomfort of disorders of the spine and joints
  • overseer of the poor — a minor official of a parish attached to the workhouse or poorhouse
  • owner-occupied house — a house that is owned by the person who lives in it
  • paint the town (red) — to go on a boisterous spree; carouse
  • pale western cutworm — the larva of a noctuid moth, Agrotis orthogonia, of the western U.S. and Canada, that seriously damages grains, beets, potatoes, alfalfa, etc., by feeding underground on roots and stems.
  • palos verdes estates — a town in S California.
  • paper chromatography — the separation of mixtures into their constituents by preferential adsorption by a solid, as a column of silica (column chromatography) or a strip of filter paper (paper chromatography) or by a gel.
  • paper qualifications — qualifications gained through official examinations, etc, rather than through experience
  • pappus of alexandria — 3rd century bc, Greek mathematician, whose eight-volume Synagoge is a valuable source of information about Greek mathematics
  • para-dichlorobenzene — a white, crystalline, volatile, water-insoluble solid, C 6 H 4 Cl 2 , of the benzene series, having a penetrating odor: used chiefly as a moth repellent.
  • parallel of altitude — almucantar.
  • parallel of latitude — parallel (def 9).
  • parametric equations — one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately.
  • parkinson's syndrome — a complex of symptoms indistinguishable from Parkinson's disease, commonly affecting boxers or sometimes occurring as a result of substance abuse or an encephalitic infection.
  • particle accelerator — accelerator (def 7).
  • particle beam weapon — a weapon that fires particle beams into the atmosphere or space
  • partitioned data set — (file format)   (PDS) A data set on an IBM mainframe that contains members, each of which acts like a separate data set. Partitioned data sets are more space-efficient than individual data sets, because they can put more than one data set on a track. They are also used to hold libraries, with one function per member. The syntax for a member is NAME.OF.PDS(MEMBER) although some systems (such as Phoenix) could use NAME.OF.PDS:MEMBER Original PDSes were of fixed size, and needed frequent compression to recover space after deleting or changing members. Newer PDS/E Extended PDSes do not have this problem.
  • pass in one's marble — to die
  • pass the time of day — to exchange casual greetings (with an acquaintance)
  • patent foramen ovale — a congenital heart defect resulting from failure of the foramen ovale to close shortly after birth.
  • paternal grandmother — the mother of someone's father
  • pave the way for sth — If one thing paves the way for another, it creates a situation in which it is possible or more likely that the other thing will happen.
  • pay through the nose — the part of the face or facial region in humans and certain animals that contains the nostrils and the organs of smell and functions as the usual passageway for air in respiration: in humans it is a prominence in the center of the face formed of bone and cartilage, serving also to modify or modulate the voice.
  • peaceful coexistence — competition without war, or a policy of peace between nations of widely differing political systems and ideologies, especially between Communist and non-Communist nations: peaceful coexistence between the U.S. and the Soviet Union.
  • peak programme meter — an instrument for assessing the maximum levels of an electrical sound signal
  • peasecod breastplate — a breastplate having a long central ridge terminating in a raised area overhanging the waistline.
  • peculiar institution — black slavery in the southern U.S. before the Civil War.
  • pedro juan caballero — a city in E central Paraguay.
  • peer-to-peer network — peer-to-peer
  • pentobarbital sodium — a barbiturate drug used in medicine as a sedative and hypnotic. Formula: C11H17N2O3Na
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