15-letter words containing e, m, p, t
- plainclothesman — a police officer, especially a detective, who wears ordinary civilian clothes while on duty.
- 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.
- platinum blonde — a person, especially a girl or woman, whose hair is of a pale blond or silver color, usually colored artificially by bleaching or dyeing.
- platyhelminthes — a phylum of worms having bilateral symmetry and a soft, usually flattened body, comprising the flatworms.
- play the market — to speculate on a stock exchange
- plethysmography — the tracking of changes measured in bodily volume
- plug compatible — of or relating to computers or peripheral devices that are functionally equivalent to, and may be substituted for, other models.
- plug-compatible — of or relating to computers or peripheral devices that are functionally equivalent to, and may be substituted for, other models.
- 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.
- poke mullock at — to ridicule
- polynomial-time — (complexity) (P) The set or property of problems which can be solved by a known polynomial-time algorithm.
- polyphemus moth — a large, yellowish-brown American silkworm moth, Antheraea polyphemus, having a prominent eyespot on each hind wing and feeding on cherry, apple, and other trees.
- 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.
- positive column — the luminous region between the Faraday dark space and the anode glow in a vacuum tube, occurring when the pressure is low.
- posse comitatus — the body of persons that a peace officer of a county is empowered to call upon for assistance in preserving the peace, making arrests, and serving writs.
- post-millennial — of or relating to the period following the millennium.
- post-retirement — the act of retiring, withdrawing, or leaving; the state of being retired.
- posthemorrhagic — occurring after a haemorrhage
- potato omelette — a type of Spanish omelette made using eggs, fried potato, and sometimes onion
- 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.
- premiere partie — (in buhl) the primary inlay formed, in which the tortoise shell forms the ground for a design cut in brass.
- premodification — an act or instance of modifying.
- prerequirements — that which is required; a thing demanded or obligatory: One of the requirements of the job is accuracy.
- presbyterianism — church government by presbyters or elders, equal in rank and organized into graded administrative courts.
- presentationism — the doctrine that in perception, or in all forms of knowledge, there is an immediate awareness of the things perceived.
- preservationism — a person who advocates or promotes preservation, especially of wildlife, natural areas, or historical places.
- preview monitor — (in a television studio control room) a picture monitor used for inspecting a picture source before it is switched to transmission