13-letter words containing a, u, s, o
- polythalamous — having multiple chambers
- 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
- port du salut — Port-Salut.
- 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.
- post-graduate — of, pertaining to, characteristic of, or consisting of post-graduates: a postgraduate seminar.
- postauricular — of or relating to the ear or to the sense of hearing; aural.
- postdebutante — following the stage of being a debutante
- postholocaust — following a holocaust
- postinaugural — of or relating to the period after an inauguration
- postmenstrual — of or relating to menstruation or to the menses.
- posttraumatic — occurring after physical or psychological trauma.
- postulational — to ask, demand, or claim.
- pouring-basin — (in a vacuum induction furnace) a trough through which molten metal flows under vacuum to a mold chamber.
- prague school — a school of linguistics emphasizing structure, active in the 1920s and 1930s.
- precious opal — any opal having a play of colors, used as a gemstone.
- premenopausal — of, relating to, or characteristic of menopause.
- 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.
- protanomalous — of, relating to, or affected by protanomaly
- 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.
- provost guard — a detachment of soldiers assigned to police duties under the provost marshal.
- psammophilous — living or growing in sand
- pseudo-social — relating to, devoted to, or characterized by friendly companionship or relations: a social club.
- pseudoaquatic — not aquatic but indigenous to moist regions.
- pseudoclassic — falsely or spuriously classic.
- pucciniaceous — (of a fungus) belonging to the genus Puccinia
- puritan spoon — a silver spoon having an ovoid bowl and a straight, flat, completely plain stem.
- pusillanimous — lacking courage or resolution; cowardly; faint-hearted; timid.
- put a stop to — end, curtail
- quadraphonics — high-fidelity sound reproduction involving signals transmitted through four different channels.
- quadrifarious — having four parts
- quadriphonics — quadraphony.
- quarrelsomely — In a quarrelsome manner.
- quarter horse — one of a breed of strong horses developed in the U.S. for short-distance races, usually a quarter of a mile.
- quartziferous — consisting of or containing quartz: quartziferous rock.
- quasi-totally — constituting or comprising the whole; entire; whole: the total expenditure.
- 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.
- rabble-rouser — a person who stirs up the passions or prejudices of the public, usually for his or her own interests; demagogue.
- 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.