9-letter words containing p, a, r, n
- pregnable — capable of being taken or won by force: a pregnable fortress.
- pregnancy — the state, condition, or quality of being pregnant.
- prehandle — to handle beforehand
- preharden — to harden beforehand
- prelation — the setting of one above another
- prelaunch — preparatory to launch, as of a spacecraft.
- premenace — something that threatens to cause evil, harm, injury, etc.; a threat: Air pollution is a menace to health.
- prenomina — praenomen.
- preobtain — to obtain in advance
- preordain — to ordain beforehand; foreordain.
- prepaging — (architecture) (Or "working set model") A technique whereby the operating system in a paging virtual memory multitasking environment loads all pages of a process's working set into memory before the process is restarted. Under demand paging a process accesses its working set by page faults every time it is restarted. Under prepaging the system remembers the pages in each process's working set and loads them into physical memory before restarting the process. Prepaging reduces the page fault rate of reloaded processes and hence generally improves CPU efficiency.
- prepatent — the exclusive right granted by a government to an inventor to manufacture, use, or sell an invention for a certain number of years.
- preseason — one of the four periods of the year (spring, summer, autumn, and winter), beginning astronomically at an equinox or solstice, but geographically at different dates in different climates.
- presignal — to signal in advance
- prevalent — widespread; of wide extent or occurrence; in general use or acceptance.
- prewarned — to give notice, advice, or intimation to (a person, group, etc.) of danger, impending evil, possible harm, or anything else unfavorable: They warned him of a plot against him. She was warned that her life was in danger.
- principal — first or highest in rank, importance, value, etc.; chief; foremost.
- principia — a principle.
- print bar — a mechanism in a printer that has the template of characters to be printed.
- printable — capable of being printed.
- printback — an enlarged print from a microfilm copy.
- printhead — the printing element, as a daisy wheel or thimble, on a computer printer.
- privation — lack of the usual comforts or necessaries of life: His life of privation began to affect his health.
- proaction — the process or state of acting or of being active: The machine is not in action now.
- probation — the act of testing.
- procreant — procreating or generating: a sufficiently procreant breed of fish; a procreant cause.
- profanely — characterized by irreverence or contempt for God or sacred principles or things; irreligious.
- profaners — characterized by irreverence or contempt for God or sacred principles or things; irreligious.
- profanity — the quality of being profane; irreverence.
- prognathy — having protrusive jaws; having a gnathic index over 103.
- prokaryon — the nucleus of a prokaryote
- prolactin — an anterior pituitary polypeptide hormone that stimulates lactation by the mammary glands at parturition in mammals, the activity of the crop in birds, and in some mammalian species the production of progesterone by the corpus luteum.
- prolamine — any of the class of simple proteins, as gliadin, hordein, or zein, found in grains, soluble in dilute acids, alkalis, and alcohols, and insoluble in water, neutral salt solutions, and absolute alcohol.
- prolation — the time relationship between a semibreve and a minim in mensural notation.
- promazine — a compound, C 17 H 20 N 2 S, used as a tranquilizer.
- promenade — a stroll or walk, especially in a public place, as for pleasure or display.
- pronation — rotation of the hand or forearm so that the surface of the palm is facing downward or toward the back (opposed to supination).
- prorating — to make an arrangement on a basis of proportional distribution.
- proration — to make an arrangement on a basis of proportional distribution.
- prosimian — belonging or pertaining to the primate suborder Prosimii, characterized by nocturnal habits, a long face with a moist snout, prominent whiskers, large mobile ears, and large, slightly sideways-facing eyes, comprising the lemur, loris, potto, bush baby, and aye-aye. Compare anthropoid.
- prosodian — a person skilled in prosody
- protamine — any of a group of arginine-rich, strongly basic proteins that are not coagulated by heat, occurring primarily in the sperm of fish.
- protanope — a person diagnosed with protanopia
- protistan — any of various one-celled organisms, classified in the kingdom Protista, that are either free-living or aggregated into simple colonies and that have diverse reproductive and nutritional modes, including the protozoans, eukaryotic algae, and slime molds: some classification schemes also include the fungi and the more primitive bacteria and blue-green algae or may distribute the organisms between the kingdoms Plantae and Animalia according to dominant characteristics.
- protonate — to provide an atom, molecule, or ion with a proton
- protonema — a primary, usually filamentous structure produced by the germination of the spore in mosses and certain related plants, and from which the leafy plant which bears the sexual organs arises as a lateral or terminal shoot.
- protozoan — any of a diverse group of eukaryotes, of the kingdom Protista, that are primarily unicellular, existing singly or aggregating into colonies, are usually nonphotosynthetic, and are often classified further into phyla according to their capacity for and means of motility, as by pseudopods, flagella, or cilia.
- proustian — of, relating to, or resembling Marcel Proust, his writings, or the middle-class and aristocratic worlds he described.
- provencal — of or relating to Provence, its people, or their language.
- provocant — a person who deliberately behaves controversially to provoke argument or other strong reactions