16-letter words containing a, p, o, s, t, l
- optical illusion — something that deceives by producing a false or misleading impression of reality.
- optical scanning — the process of interpreting data in printed, handwritten, bar-code, or other visual form by a device (optical scanner or reader) that scans and identifies the data.
- optical tweezers — a laser device used to study, manipulate, or trap a microscopic object, as a microorganism or cell, with nanometer precision.
- organ transplant — an operation in which an organ is transplanted from a donor
- osculating plane — the plane containing the circle of curvature of a point on a given curve.
- over-speculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- palmerston north — a city in New Zealand, in the S North Island on the Manawatu River. Pop: 78 100 (2004 est)
- paratuberculosis — Johne's disease.
- parts of lindsey — an area in E England constituting a former administrative division of Lincolnshire
- pascal's theorem — the theorem that the lines joining adjacent vertices of a hexagon intersect the same straight line if alternate vertices lie on two intersecting straight lines.
- passport control — identity check at airport, etc.
- pastoral epistle — any one of three New Testament books, I or II Timothy or Titus, that stress pastoral and ecclesiastical concerns.
- peasants' revolt — the first great popular rebellion in English history (1381), caused by the imposition of an unpopular poll tax: it lasted less than a month and failed as a social revolution
- pectoralis major — the larger of the two large chest muscles that assist in movements of the shoulder and upper arm
- pectoralis minor — the smaller of the two large chest muscles that assist in movements of the shoulder and upper arm
- pentatonic scale — a scale having five tones to an octave, as one having intervals that correspond to the five black keys of a piano octave.
- pentothal sodium — thiopental sodium
- people's charter — the principles or movement of a party of political reformers, chiefly workingmen, in England from 1838 to 1848: so called from the document (People's Charter or National Charter) that contained a statement of their principles and demands.
- permafrost table — the variable surface constituting the upper limit of permafrost. Compare frostline (def 2).
- personal details — details about a person such as their name and address
- personal effects — belongings
- personal liberty — the liberty of an individual to do his or her will freely except for those restraints imposed by law to safeguard the physical, moral, political, and economic welfare of others.
- personal stylist — a person employed by a rich or famous client to offer advice on clothes, hairstyles, and other aspects of personal appearance
- personal trainer — a person who works one-on-one with a client to plan or implement an exercise or fitness regimen.
- personal tuition — private tuition
- personality cult — deliberately cultivated adulation of a person, esp a political leader
- personality test — an instrument, as a questionnaire or series of standardized tasks, used to measure personality characteristics or to discover personality disorders.
- personality type — a cluster of personality traits commonly occurring together
- phantasmagorical — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- phase modulation — radio transmission in which the carrier wave is modulated by changing its phase to transmit the amplitude and pitch of the signal.
- philanthropistic — a person who practices philanthropy.
- plainclothes man — a detective or police officer who wears civilian clothes while on duty
- plaster of paris — calcined gypsum in white, powdery form, used as a base for gypsum plasters, as an additive of lime plasters, and as a material for making fine and ornamental casts: characterized by its ability to set rapidly when mixed with water.
- platoon sergeant — the senior noncommissioned officer in a platoon, equivalent to sergeant first class.
- play off against — If you play people off against each other, you make them compete or argue, so that you gain some advantage.
- play-action pass — a pass play designed to deceive the defense by appearing to be a running play, in which the quarterback fakes a hand-off to a back before throwing a forward pass.
- pocket billiards — pool2 (def 1).
- point of sailing — the bearing of a sailing vessel, considered with relation to the direction of the wind.
- polar opposition — the relation between a pair of antonyms that denote relatively higher and lower degrees of a quality with respect to an explicit or implicit norm rather than absolute values, as the relation between tall and short or light and dark, but not between true and false.
- police constable — police officer
- policy statement — a declaration of the plans and intentions of an organization or government
- political asylum — asylum provided by one nation to refugees, especially political refugees, from another nation.
- political system — a coordinated set of principles, laws, ideas, and procedures relating to a particular form of government, or the form of government itself: Democracy is a political system in which citizens govern themselves.
- polycondensation — formation of a polymer by chemical condensation with the elimination of a small molecule, such as water.
- post-apocalyptic — of or like an apocalypse; affording a revelation or prophecy.
- post-elizabethan — of or relating to the reign of Elizabeth I, queen of England, or to her times: Elizabethan diplomacy; Elizabethan music.
- postencephalitic — inflammation of the substance of the brain.
- practical reason — (in Kantian ethics) reason applied to the problem of action and choice, especially in ethical matters.
- pre-solicitation — the act of soliciting.
- predispositional — the fact or condition of being predisposed: a predisposition to think optimistically.