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19-letter words containing c, r, o, s, l, a

  • propositional logic — (logic)   (or "propositional calculus") A system of symbolic logic using symbols to stand for whole propositions and logical connectives. Propositional logic only considers whether a proposition is true or false. In contrast to predicate logic, it does not consider the internal structure of propositions.
  • pseudo-biographical — of or relating to a person's life: He's gathering biographical data for his book on Milton.
  • puerperal psychosis — a mental disorder sometimes occurring in women after childbirth, characterized by deep depression, delusions of the child's death, and homicidal feelings towards the child
  • quantum electronics — the application of quantum mechanics and quantum optics to the study and design of electronic devices
  • raise one's hackles — one of the long, slender feathers on the neck or saddle of certain birds, as the domestic rooster, much used in making artificial flies for anglers.
  • rake over the coals — a black or dark-brown combustible mineral substance consisting of carbonized vegetable matter, used as a fuel. Compare anthracite, bituminous coal, lignite.
  • rancho palos verdes — a town in SW California.
  • rap on the knuckles — a mild reprimand or light sentence
  • recessional moraine — a moraine marking a temporary halt in the general retreat of a glacier.
  • register allocation — (compiler, algorithm)   The phase of a compiler that determines which values will be placed in registers. Register allocation may be combined with register assignment. This problem can be shown to be isomorphic to graph colouring by relating values to nodes in the graph and registers to colours. Values (nodes) which must be valid simultaneously are linked by edges and cannot be stored in the same register (coloured the same). See also register dancing and register spilling.
  • regular icosahedron — an icosahedron in which each of the faces is an equilateral triangle
  • relational calculus — (database)   An operational methodolgy, founded on predicate calculus, dealing with descripitive expressions that are equivalent to the operations of relational algebra. Codd's reduction algorithm can convert from relational calculus to relational algebra. Two forms of the relational calculus exist: the tuple calculus and the domain calculus.
  • religious education — religion as school subject
  • relocation expenses — Relocation expenses are a sum of money that a company pays to someone who moves to a new area in order to work for the company. The money is to help them pay for moving house.
  • research fellowship — the position or office of someone who conducts academic research into a subject at a university, etc
  • research laboratory — place for scientific experimentation
  • resorcinolphthalein — fluorescein.
  • reversible reaction — a reaction that, depending on ambient conditions, can proceed in either of two directions: the production of the reaction products from the reactants, or the production of the original reactants from the formed reaction products. Compare equilibrium (def 4).
  • rhetorical question — a question asked solely to produce an effect or to make an assertion and not to elicit a reply, as “What is so rare as a day in June?”.
  • roosevelt corollary — a corollary (1904) to the Monroe Doctrine, asserting that the U.S. might intervene in the affairs of an American republic threatened with seizure or intervention by a European country.
  • royal correspondent — a journalist who reports on matters relating to royalty
  • saccharolactic acid — mucic acid.
  • salvage archaeology — the collection of archaeological data and materials from a site in danger of imminent destruction, as from new construction or flooding.
  • scale down (or up) — to reduce (or increase), often according to a fixed ratio or proportion
  • screen actors guild — a labor union for motion-picture performers, founded in 1933. Abbreviation: SAG.
  • secondary qualities — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
  • secretarial college — a college where people are trained to be secretaries
  • see one's way clear — to be willing (to do something)
  • seleucia tracheotis — an ancient city in SE Asia Minor, on the River Calycadnus (modern Goksu Nehri): captured by the Turks in the 13th century; site of present-day Silifke (Turkey)
  • self-congratulating — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
  • self-congratulation — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
  • self-congratulatory — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
  • self-discrimination — an act or instance of discriminating, or of making a distinction.
  • semiconductor laser — a laser in which a semiconductor is the light-emitting source, used in many medical procedures.
  • senatorial courtesy — the practice in the U.S. Senate of confirming only those presidential appointees approved by both senators from the state of the appointee, or by the senior senator of the president's party.
  • senatorial district — one of a fixed number of districts into which a state of the U.S. is divided, each electing one member to the state senate.
  • sexual inter-course — genital contact, especially the insertion of the penis into the vagina followed by orgasm; coitus; copulation.
  • sexual reproduction — reproduction involving the union of gametes.
  • sharp-focus realism — photorealism.
  • simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
  • slate-colored junco — the eastern subspecies of the dark-eyed junco, Junco hyemalis, having grayer plumage than the several western subspecies.
  • sleepy hollow chair — an armchair of the mid-19th century, sometimes on rockers, having a single piece forming a high upholstered back and a concave upholstered seat.
  • social anthropology — study of human culture
  • social organization — the structure of social relations within a group, usually the relations between its subgroups and institutions.
  • social security act — a law passed in 1935 providing old-age retirement insurance, a federal-state program of unemployment compensation, and federal grants for state welfare programs.
  • southern crab apple — a tree, Malus angustifolia, of the eastern U.S., having oblong leaves, fragrant, pink or rose-colored flowers, and small, round, yellow-green fruit.
  • soviet central asia — the region of the former Soviet Union now occupied by Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan
  • specular reflection — Specular reflection is reflection of heat or light in which the angles of different parts of the surface are important.
  • spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
  • steamroller tactics — repressive tactics
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