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15-letter words containing t, r, e, m

  • performing arts — dance, drama, music
  • pergamentaceous — (esp of plants) resembling parchment, whether in texture or composition
  • perimeter fence — fence surrounding an area
  • periodic motion — any motion that recurs in identical forms at equal intervals of time.
  • periodic system — a system of classification of the elements based on the periodic law.
  • permanent press — a process in which a fabric is chemically treated to make it wrinkle-resistant so as to require little or no ironing after washing.
  • permanent tooth — any of the 32 adult teeth that replace the 20 milk teeth.
  • peter of amiens — c1050–1115, French monk: preacher of the first Crusade 1095–99.
  • petroleum ether — a volatile mixture of the higher alkane hydrocarbons, obtained as a fraction of petroleum and used as a solvent
  • petroleum jelly — sticky substance used as lubricant
  • pharmacotherapy — the treatment of disease through the administration of drugs.
  • photomicroscope — a microscope having an illuminator and a camera mechanism for producing a photomicrograph.
  • photomultiplier — an extremely sensitive detector of light and of other radiation, consisting of a tube in which the electrons released by radiation striking a photocathode are accelerated, greatly amplifying the signal obtainable from small quantities of radiation.
  • picture element — (graphics)   (pixel) The smallest resolvable rectangular area of an image, either on a screen or stored in memory. Each pixel in a monochrome image has its own brightness, from 0 for black to the maximum value (e.g. 255 for an eight-bit pixel) for white. In a colour image, each pixel has its own brightness and colour, usually represented as a triple of red, green and blue intensities (see RGB). Compare voxel.
  • picture-framing — the job of framing photos, paintings etc
  • piece to camera — a TV report in which a reporter is filmed saying something
  • pilgrim fathers — the Pilgrims (of Plymouth Colony)
  • pilgrimage site — a shrine or other sacred place that people travel to as an act of religious devotion
  • pincer movement — a military maneuver in which both flanks of an enemy force are attacked with the aim of attaining complete encirclement.
  • planimetrically — in a planimetric manner
  • plant agreement — a collective agreement at plant level within industry
  • plant-hire firm — a company that hires out mobile mechanical equipment for construction, road-making, etc
  • platform rocker — a rocking chair supported on a stationary base
  • platform scales — a weighing machine which has a platform that you put something on to be weighed
  • platform tennis — a variation of tennis played on a wooden platform enclosed with chicken wire in which the players hit a rubber ball with wooden paddles following the same basic rules as tennis except that only one serve is permitted and balls can be played off the back and side fences.
  • platform ticket — a pass allowing a visitor to enter upon a railroad platform from which those not traveling are ordinarily excluded.
  • play the market — to speculate on a stock exchange
  • plethysmography — the tracking of changes measured in bodily volume
  • pneumatic drill — a percussive power drill powered by compressed air
  • pneumatotherapy — the use of compressed or rarefied air in treating disease.
  • pocket computer — palmtop
  • poikilothermism — the state or quality of being cold-blooded, as fishes and reptiles.
  • pontine marshes — an area of W Italy, southeast of Rome: formerly malarial swamps, drained in 1932–34 after numerous attempts since 160 bc had failed
  • portable pixmap — (file format)   (PPM) A colour image file format. A PPM file contains the following: a two character "{magic number}" - "P3", the width in pixels, the height in pixels, the maximum colour component value, HEIGHT rows of WIDTH {pixels}. The rows are ordered from top to bottom with the pixels in each row ordered from left to right. Each pixel is represented as three values for red, green, and blue. All parts are separated by whitespace and numbers are in decimal ASCIII representation. A zero pixel component means that colour is absent. Characters from a "#" to the next end-of-line are ignored and no line should be longer than 70 characters. Here is an example of a small pixmap in this format: P3 # feep.ppm 4 4 15 0 0 0 0 0 0 0 0 0 15 0 15 0 0 0 0 15 7 0 0 0 0 0 0 0 0 0 0 0 0 0 15 7 0 0 0 15 0 15 0 0 0 0 0 0 0 0 0 A "RAWBITS" variant has magic number "P6", pixel values are stored as plain binary bytes, instead of ASCII decimal and no whitespace is allowed after a single whitespace character after the maximum colour component value which must be less than or equal to 255.
  • portland cement — a type of hydraulic cement usually made by burning a mixture of limestone and clay in a kiln.
  • position isomer — any of two or more isomers that differ only in the position occupied by a substituent.
  • post-retirement — the act of retiring, withdrawing, or leaving; the state of being retired.
  • posthemorrhagic — occurring after a haemorrhage
  • power macintosh — Power Mac
  • pragmaticalness — the quality of being pragmatical or meddlesome
  • pre-arrangement — to arrange in advance or beforehand.
  • pre-consumption — the act of consuming, as by use, decay, or destruction.
  • pre-reformation — the act of reforming; state of being reformed.
  • pre-romanticism — romantic spirit or tendency.
  • predeterminable — able to be predetermined; able to be determined in advance
  • preferentialism — the economic system of preference, esp amongst British commonwealth countries
  • preformationism — the belief in the theory of preformation
  • preformationist — someone who advocates the theory of preformation
  • preimplantation — relating to the period before implantation in the uterus
  • premanufactured — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
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