13-letter words containing a, r, i, o, u, s
- polyoma virus — a small DNA-containing virus, of the papovavirus group, that can produce a variety of tumors in mice, hamsters, rabbits, and rats.
- pons asinorum — a geometric proposition that if a triangle has two of its sides equal, the angles opposite these sides are also equal: so named from the difficulty experienced by beginners in mastering it. Euclid, 1:5.
- popular music — music having wide appeal, esp characterized by lightly romantic or sentimental melodies
- porcelaineous — like porcelain
- post-freudian — of or relating to Sigmund Freud or his doctrines, especially with respect to the causes and treatment of neurotic and psychopathic states, the interpretation of dreams, etc.
- postauricular — of or relating to the ear or to the sense of hearing; aural.
- postinaugural — of or relating to the period after an inauguration
- posttraumatic — occurring after physical or psychological trauma.
- pouring-basin — (in a vacuum induction furnace) a trough through which molten metal flows under vacuum to a mold chamber.
- precious opal — any opal having a play of colors, used as a gemstone.
- program music — music intended to convey an impression of a definite series of images, scenes, or events.
- prosecutorial — of or relating to a prosecutor or prosecution: prosecutorial zeal.
- proteinaceous — Biochemistry. any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the diet of all animals and other nonphotosynthesizing organisms, composed of 20 or more amino acids linked in a genetically controlled linear sequence into one or more long polypeptide chains, the final shape and other properties of each protein being determined by the side chains of the amino acids and their chemical attachments: proteins include such specialized forms as collagen for supportive tissue, hemoglobin for transport, antibodies for immune defense, and enzymes for metabolism.
- puritan spoon — a silver spoon having an ovoid bowl and a straight, flat, completely plain stem.
- quadraphonics — high-fidelity sound reproduction involving signals transmitted through four different channels.
- quadrifarious — having four parts
- quadriphonics — quadraphony.
- quartziferous — consisting of or containing quartz: quartziferous rock.
- quaternionist — a mathematician who works with quaternions
- question mark — Also called interrogation point, interrogation mark. a mark indicating a question: usually, as in English, the mark (?) placed after a question.
- questionaries — Plural form of questionary.
- questionnaire — a list of questions, usually printed, submitted for replies that can be analyzed for usable information: a questionnaire used in market research.
- rabblerousing — Of or pertaining to a rabble-rouser.
- radius vector — Mathematics. the length of the line segment joining a fixed point or origin to a given point.
- raking course — a concealed course of bricks laid diagonally to the wall surface in a raking bond.
- reacquisition — the act of acquiring or gaining possession: the acquisition of real estate.
- regiomontanus — Friedrich Max [free-drik maks;; German free-drikh mahks] /ˈfri drɪk mæks;; German ˈfri drɪx mɑks/ (Show IPA), 1823–1900, English Sanskrit scholar and philologist born in Germany.
- restimulation — the act or process of stimulating again; reactivation
- resublimation — Psychology. the diversion of the energy of a sexual or other biological impulse from its immediate goal to one of a more acceptable social, moral, or aesthetic nature or use.
- resuscitation — to revive, especially from apparent death or from unconsciousness.
- rivalrousness — characterized by rivalry; competitive: the rivalrous aspect of their friendship.
- rose geranium — a geranium, Pelargonium graveolens, cultivated for its fragrant, lobed or narrowly divided leaves.
- rousseauistic — the doctrines or principles of Jean Jacques Rousseau or his adherents.
- russian olive — oleaster.
- russification — Russianize (defs 1, 2).
- semioviparous — bearing young in an incomplete state of development, as a marsupial.
- sensorineural — related to or affecting a sensory nerve or a sensory mechanism together with its neural circuitry.
- sequestration — removal or separation; banishment or exile.
- sidereal hour — a 24th part of a sidereal day
- singular noun — A singular noun is a noun such as 'standstill' or 'vicinity' that does not have a plural form and always has a determiner such as 'a' or 'the' in front of it.
- sinistrocular — favoring the left eye, rather than the right, by habit or for effective vision (opposed to dextrocular).
- sociocultural — of, relating to, or signifying the combination or interaction of social and cultural elements.
- sodium borate — borax1 .
- sound barrier — Also called sonic barrier, transonic barrier. (not in technical use) a hypothetical barrier to flight beyond the speed of sound, so postulated because aircraft undergo an abruptly increasing drag force induced by compression of the surrounding air when traveling near the speed of sound.
- sound library — a collection of sounds stored on file (for example on CDs, DVDs, or as digital audio files)
- sound ranging — a method for determining the distance between a point and the position of a sound source by measuring the time lapse between the origin of the sound and its arrival at the point.
- soupfin shark — a requiem shark, Galeorhinus zyopterus, inhabiting the Pacific Ocean, valued for its fins, which are used by the Chinese in the preparation of a soup, and for its liver, which is rich in vitamin A.
- south african — of southern Africa.
- south america — a continent in the S part of the Western Hemisphere. About 6,900,000 sq. mi. (17,871,000 sq. km).
- south arabian — of or relating to the former South Arabia (now South Yemen) or its inhabitants