12-letter words containing i, s, o, p
- politicaster — an ill-suited or disliked politician
- pollyannaish — an excessively or blindly optimistic person.
- pollyannaism — an excessively or blindly optimistic person.
- polycentrism — the doctrine that a plurality of independent centers of leadership, power, or ideology may exist within a single political system, especially Communism.
- polydisperse — of or noting a sol that contains particles of different sizes.
- polygamistic — a person who practices or favors polygamy.
- polygraphist — an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
- polyhedrosis — an often fatal disease of certain insect larvae or decapod crustaceans, caused by viruses containing DNA.
- polyhistoric — relating to a polyhistor
- polyisoprene — a thermoplastic polymer, (C 5 H 8) n , the major constituent of natural rubber and also obtained synthetically.
- polymorphism — the state or condition of being polymorphous.
- polymyositis — a disorder characterized by the inflammation of multiple muscles
- polyneuritis — inflammation of several nerves at the same time; multiple neuritis.
- polyomavirus — any of a genus (Polyomavirus) of papovaviruses that naturally infect wild and laboratory mice, and that cause tumors when injected into newborn mice
- polyribosome — polysome.
- polysaprobic — flourishing in a body of water having a heavy load of decomposed organic matter and almost no free oxygen
- polysiloxane — a polymer composed of silicon and oxygen atoms
- polystichous — arranged in rows or series.
- polysulphide — any sulphide of a metal containing divalent anions in which there are chains of sulphur atoms, as in the polysulphides of sodium, Na2S2, Na2S3, Na2S4, etc
- polysyllabic — consisting of several, especially four or more, syllables, as a word.
- polysynaptic — having or involving more than one synapse.
- polytheistic — pertaining to, characterized by, or adhering to polytheism, the doctrine that there is more than one god or many gods: Science thrived in the polytheistic culture of ancient Greece.
- pons varolii — pons (def 1).
- pontificates — the office or term of office of a pontiff.
- ponzi scheme — a swindle in which a quick return, made up of money from new investors, on an initial investment lures the victim into much bigger risks.
- poodle skirt — 1950s-style woman's circular skirt
- porcelainous — made of or resembling porcelain
- porcellanise — to bake into porcelain
- porismatical — porismatic
- porphyropsin — a purple pigment occurring in the retina of the eye of certain freshwater fishes
- posing pouch — a thong that emphasizes the genitals
- positionally — in terms of position, from a positional point of view
- positive ion — an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons, as a cation (positive ion) which is created by electron loss and is attracted to the cathode in electrolysis, or as an anion (negative ion) which is created by an electron gain and is attracted to the anode. The valence of an ion is equal to the number of electrons lost or gained and is indicated by a plus sign for cations and a minus sign for anions, thus: Na + , Cl−, Ca ++ , S = .
- positive law — customary law or law enacted by governmental authority (as distinguished from natural law).
- positiveness — explicitly stated, stipulated, or expressed: a positive acceptance of the agreement.
- positivistic — the state or quality of being positive; definiteness; assurance.
- positivities — the state or character of being positive: a positivity that accepts the world as it is.
- possessional — of, relating to, or characterized by possession
- possessioned — having possessions
- possessively — jealously opposed to the personal independence of, or to any influence other than one's own upon, a child, spouse, etc.
- post captain — (formerly) a naval officer holding a commission as a captain, as distinct from an officer with the courtesy title of captain
- post-fascist — of or relating to various right-wing political parties in Europe which espouse a modified form of fascism and which take part in constitutional politics
- post-fordism — the idea that modern industrial production has moved away from mass production in huge factories, as pioneered by Henry Ford, towards specialized markets based on small flexible manufacturing units
- post-glacial — after a given glacial epoch, especially the Pleistocene.
- post-it note — a small square of sticky paper on which notes can be written
- post-looping — post-synchronization.
- post-primary — first or highest in rank or importance; chief; principal: his primary goals in life.
- post-pyloric — the opening between the stomach and the duodenum.
- post-tussive — of or relating to a cough.
- post-weaning — to accustom (a child or young animal) to food other than its mother's milk; cause to lose the need to suckle or turn to the mother for food.