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18-letter words containing m, e, r, a

  • primate of england — a title of the archbishop of Canterbury.
  • primus inter pares — (of males) first among equals.
  • principal argument — the radian measure of the argument between −π and π of a complex number. Compare argument (def 8c).
  • principal meridian — a meridian line accurately laid out to serve as the reference meridian in land survey
  • prisoner's dilemma — (in game theory) a scenario in which the outcome of one person's decision is determined by the simultaneous decisions of the other participants, resulting in a bad outcome for all of them if all act in their own self-interest.
  • processionary moth — a moth of the family Thaumetopoeidae, esp the oak processionary moth (Thaumetopoea processionea), the larvae of which leave the communal shelter nightly for food in a V-shaped procession
  • production manager — a supervisor of the budget, crew and other details in the production of a film or play
  • programme of study — the prescribed syllabus that pupils must be taught at each key stage in the National Curriculum
  • programme planning — the act of creating plans or schedules, esp in relation to your occupation
  • programmer's cheer — (humour)   "Shift to the left! Shift to the right! Pop up, push down! Byte! Byte! Byte!" [Origin?]
  • project management — leadership of a task or programme
  • projection machine — an apparatus that projects motion pictures; projector.
  • propaganda machine — the group of people, publications, etc, such as of a government, country etc, responsible for the organized dissemination of information, allegations, etc, to assist or damage the cause of a government, movement, etc
  • provision merchant — a person or company in the business of retailing food and other provisions
  • psychogalvanometer — a type of galvanometer for detecting and measuring psychogalvanic currents.
  • pulmonary embolism — the blockage of a pulmonary artery, often by a blood clot, that stops the flow of blood to the lungs and which can result in death if untreated
  • pulmonic airstream — a current of lung air set in motion by the respiratory muscles in the production of speech.
  • pyramus and thisbe — (in Greek legend) two lovers of Babylon: Pyramus, wrongly supposing Thisbe to be dead, killed himself and she, encountering him in his death throes, did the same
  • pyromucic aldehyde — furfural.
  • quartz-iodine lamp — a type of tungsten-halogen lamp containing small amounts of iodine and having a quartz envelope, operating at high temperature and producing an intense light for use in car headlamps, etc
  • quick off the mark — If you are quick off the mark, you are quick to understand or respond to something. If you are slow off the mark, you are slow to understand or respond to something.
  • quinacrine mustard — a nitrogen mustard derived from mepacrine and used as a stain for chromosomes
  • racially motivated — motivated by (the hate or prejudice of) someone's race
  • radical empiricism — (in the philosophy of William James) the doctrine that the only proper subject matter of philosophy is that which can be defined in terms of experience, and that relations are a part of experience.
  • radiometric dating — any method of determining the age of earth materials or objects of organic origin based on measurement of either short-lived radioactive elements or the amount of a long-lived radioactive element plus its decay product.
  • raman spectroscopy — a form of spectroscopy which uses the Raman effect for studying molecules
  • random walk theory — the theory that the future movement of share prices does not reflect past movements and therefore will not follow a discernible pattern
  • rapid eye movement — rapidly shifting, continuous movements of the eyes beneath closed lids during the stage of sleep characterized by dreaming.
  • rare-earth element — any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons.
  • rattlesnake master — any of various plants of the genus Eryngium, especially E. yuccifolium, having spiny leaves and dense, rounded flower heads.
  • reach for the moon — to desire or attempt something unattainable or difficult to obtain
  • reaction formation — a behavioral tendency developed in direct opposition to a repressed impulse.
  • reactive component — the component in an alternating-current circuit that does not contribute power because it is 90° out of phase with the voltage or current.
  • real-time computer — a computer that can process data or information almost immediately
  • recess appointment — a person appointed to an office by the President of the United States without approval from the Senate because the Senate is in recess
  • reciprocating pump — A reciprocating pump is a pump which uses a backward and forward movement to move a fluid.
  • recruitment agency — company that places job candidates
  • redevelopment area — an urban area in which all or most of the buildings are demolished and rebuilt
  • redundancy payment — a sum of money given by an employer to an employee who has been made redundant: usually calculated on the basis of the employee's rate of pay and length of service
  • reggio nell'emilia — a city in N Italy.
  • registered company — a company which has officially registered its business
  • relative major key — a major key that has the same key signature as a minor key, but a different tonic
  • relative minor key — a minor key that has the same key signature as a major key, but a different tonic
  • remains to be seen — If you say that it remains to be seen whether something will happen, you mean that nobody knows whether it will happen.
  • remanent magnetism — magnetization in minerals induced by a former magnetic field and persisting after the field changes.
  • remembrance sunday — the second Sunday in November, which is the Sunday closest to November 11, the anniversary of the armistice of 1918 that ended World War I, on which the dead of both World Wars are commemorated
  • repayment mortgage — a mortgage that you pay back in monthly repayments which consist of the accrued interest in addition to the original amount borrowed
  • repayment schedule — a document detailing the specific terms of a borrower's loan, such as monthly payment, interest rate, due dates etc
  • repeat performance — sth done again
  • replacement engine — an engine used to replace or substitute an older or broken engine (in a vehicle, etc)
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