15-letter words containing o, g, d, a
- predicate logic — (logic) (Or "predicate calculus") An extension of propositional logic with separate symbols for predicates, subjects, and quantifiers. For example, where propositional logic might assign a single symbol P to the proposition "All men are mortal", predicate logic can define the predicate M(x) which asserts that the subject, x, is mortal and bind x with the universal quantifier ("For all"): All x . M(x) Higher-order predicate logic allows predicates to be the subjects of other predicates.
- prestidigitator — sleight of hand; legerdemain.
- product manager — sb who oversees product development
- program trading — trading on international stock exchanges using a computer program to exploit differences between stock index futures and actual share prices on world equity markets
- pseudepigraphon — any book of the Pseudepigrapha
- pseudohexagonal — of, relating to, or having the form of a hexagon.
- pseudopregnancy — Pathology, Veterinary Pathology. false pregnancy.
- psychodiagnosis — a psychological examination using psychodiagnostic techniques.
- pyrogallic acid — pyrogallol
- pyrogallic-acid — a white, crystalline, water-soluble, poisonous, solid, phenolic compound, C 6 H 3 (OH) 3 , obtained by heating gallic acid and water: used chiefly as a developer in photography, as a mordant for wool, in dyeing, and in medicine in the treatment of certain skin conditions.
- radiator grille — a grille in an automobile or the like for air cooling of the liquid in the cooling system.
- radio programme — something that is broadcast on radio
- radioautography — autoradiography.
- radiogoniometer — a device used to detect the direction of radio waves, consisting of a coil that is free to rotate within two fixed coils at right angles to each other
- radiogoniometry — the science of detecting the direction of radio waves
- radioimmunology — the study of biological substances or processes with the aid of antigens or antibodies labeled with a radioactive isotope.
- radiophotograph — a photograph or other image transmitted by radio.
- radiotechnology — the technical application of any form of radiation to industry.
- radiotelegraphy — the constructing or operating of radiotelegraphs.
- ramrod straight — having a very straight figure
- random sampling — a method of selecting a sample (random sample) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected.
- record-breaking — top, most successful
- recording angel — an angel who supposedly keeps a record of every person's good and bad acts
- right-hand buoy — a distinctive buoy marking the side of a channel regarded as the right, or starboard, side.
- robert guiscard — Robert [French raw-ber] /French rɔˈbɛr/ (Show IPA), (Robert de Hauteville) c1015–85, Norman conqueror in Italy.
- rogation sunday — the fifth Sunday after Easter; it sees the start of the supplications that are continued during the following Monday, Tuesday and Wednesday
- rolling meadows — a city in NE Illinois, near Chicago.
- rotary debugger — (Commodore) Essential equipment for those late-night or early-morning debugging sessions. Mainly used as sustenance for the hacker. Comes in many decorator colours, such as Sausage, Pepperoni, and Garbage.
- rotary drilling — Rotary drilling is the use of a continuous circular motion of the drill bit to make a hole.
- rough and ready — rough, rude, or crude, but good enough for the purpose: a rough-and-ready estimate of future expenses.
- rough-and-ready — rough, rude, or crude, but good enough for the purpose: a rough-and-ready estimate of future expenses.
- routeing domain — (networking) (US "routing") A set of routers that exchange routeing information within an administrative domain.
- rowland heights — a city in SW California, near Los Angeles.
- sargon of akkad — 24th to 23rd century bc, semilegendary Mesopotamian ruler whose empire extended from the Gulf to the Mediterranean
- scotch highland — any of a breed of small, hardy, usually dun-colored, shaggy-haired beef cattle with long, widespread horns, able to withstand the cold and sparse pasturage of its native western Scottish uplands.
- scrounge around — to borrow (a small amount or item) with no intention of repaying or returning it: to scrounge a cigarette.
- sebaceous gland — any of the cutaneous glands that secrete oily matter for lubricating hair and skin.
- second language — a language learned by a person after his or her native language, especially as a resident of an area where it is in general use.
- second mortgage — a mortgage the lien of which is next in priority to a first mortgage.
- secondary group — a group of people with whom one's contacts are detached and impersonal.
- securicor guard — a guard who works for Securicor
- self-diagnostic — the diagnosis of one's own malady or illness.
- sewage disposal — waste processing
- shopping arcade — a place where a number of shops are connected together under one roof
- shoulder charge — an instance of a player charging into another so that there is contact between their shoulders (permissible in some circumstances)
- silver quandong — an Australian tree, Elaeocarpus grandis: family Elaeocarpaceae
- sleight of hand — skill in feats requiring quick and clever movements of the hands, especially for entertainment or deception, as jugglery, card or coin magic, etc.; legerdemain.
- smoking-related — (of a disease, illness, etc) caused by smoking tobacco, etc
- snaggle toothed — a tooth growing out beyond or apart from others.
- snaggle-toothed — a tooth growing out beyond or apart from others.