15-letter words containing p, r, m, l
- mustard plaster — a black mixture of mustard and rubber placed on a cloth and applied to the skin as a counterirritant.
- native compiler — (programming, tool) A compiler which runs on the computer for which it is producing machine code, in contrast to a cross-compiler, which produces code for a different computer.
- nephrolithotomy — incision or opening of a kidney pelvis for removal of a calculus.
- neural computer — a computer or a software program that uses a neural network simulating the human brain and can be trained to perform specific tasks, as pattern recognition.
- neuroepithelium — Embryology. the part of the embryonic ectoderm that gives rise to the nervous system.
- nil desperandum — never despair
- noncompressible — not able to be compressed
- nondepartmental — not limited to or related to a specific department
- nonexperimental — pertaining to, derived from, or founded on experiment: an experimental science.
- nonmetaphorical — not metaphorical; literal
- nonmetropolitan — Not metropolitan.
- open enrollment — open admissions.
- orestes complex — Psychoanalysis. an unconscious desire of a son to kill his mother.
- over-complexity — the state or quality of being complex; intricacy: the complexity of urban life.
- over-compliance — the act of conforming, acquiescing, or yielding.
- overdevelopment — Excessive development; the state or quality of being overdeveloped.
- palindromically — a word, line, verse, number, sentence, etc., reading the same backward as forward, as Madam, I'm Adam or Poor Dan is in a droop.
- pamprodactylous — having all four toes directed forward, as in swifts and colies.
- paperbark maple — a shrub or tree, Acer griseum, native to China, cultivated for its attractive papery brownish bark.
- parallel motion — a mechanism arranged so as to impart rectilinear motion to a rod connected to a lever that moves through an arc.
- parliamentarian — a person who is expert in the formal rules and procedures of deliberative assemblies and other formal organizations.
- parliamentarily — in a parliamentary manner
- paurometabolous — designating or of a group of insect orders, as orthopterans or hemipterans, in which metamorphosis to the adult state from the juvenile state is gradual and without any sudden, radical change of body form
- pectoral muscle — muscle of the chest
- pedestrian mall — A pedestrian mall is the same as a pedestrian precinct.
- pellicle mirror — a fixed mirror in a single-lens reflex camera that reflects some of the light entering the lens to the ground-glass view screen while permitting most of the light to pass through to the film.
- peltier element — an electronic device consisting of metal strips between which alternate strips of n-type and p-type semiconductors are connected. Passage of a current causes heat to be absorbed from one set of metallic strips and emitted from the other by the Peltier effect
- personal column — The personal column in a newspaper or magazine contains messages for individual people and advertisements of a private nature.
- peruvian balsam — Peru balsam.
- 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
- pharmacological — the science dealing with the preparation, uses, and especially the effects of drugs.
- phloem necrosis — a disease of the American elm caused by a mycoplasmalike organism, characterized by yellowing and necrosis of the foliage and yellowish-brown discoloration of the phloem.
- phonogramically — in a phonogramic manner
- photofluorogram — a recording on photographic film of images produced by a fluoroscopic examination.
- photojournalism — journalism in which photography dominates written copy, as in certain magazines.
- 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.
- physical memory — (memory management) The memory hardware (normally RAM) installed in a computer. The term is only used in contrast to virtual memory.
- 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.
- 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
- 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
- plasma membrane — cell membrane.
- 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