18-letter words containing p, i, g, o
- duty-free shopping — the making of duty-free purchases
- dynamic psychology — any system of psychology that emphasizes the interaction between different motives, emotions, and drives
- economic geography — a branch of geography that deals with the relation of physical and economic conditions to the production and utilization of raw materials and their manufacture into finished products.
- eggshell porcelain — a type of very thin translucent porcelain originally made in China
- eigendecomposition — (linear algebra) The factorization of a matrix into a canonical form, whereby the matrix is represented in terms of its eigenvalues and eigenvectors.
- electrocardiograph — A machine used for electrocardiography.
- energy consumption — amount of energy used
- equinoctial spring — either of the two highest spring tides that occur at the equinoxes
- ethnopsychological — Relating to ethnopsychology.
- exercise programme — a programme detailing a range of physical exercises and the amount of time each exercise should be performed, used especially in gymnasiums, where they are typically tailored to individuals' needs
- farewell-to-spring — a slender, showy plant, Clarkia amoena, of the evening primrose family, native to western North America, having satiny, cup-shaped, lilac-crimson or reddish-pink flowers and roundish fruit.
- fishing expedition — a legal proceeding mainly for the purpose of interrogating an adversary, or of examining his or her property and documents, in order to gain useful information.
- floating partition — a partition running parallel to and between two joists and resting on blocking between them.
- fob shipping point — FOB shipping point is a shipping term indicating that ownership of goods passes when they are transferred to the carrier.
- fore-edge painting — a technique of painting a picture on the fore edge of a book, often in such a manner that only when the pages are slightly fanned the picture is revealed.
- foundling hospital — an institutional home for foundlings.
- fulminating powder — powder that explodes by percussion.
- functional program — (language) A program employing the functional programming approach or written in a functional language.
- funding operations — the conversion of government floating stock or short-term debt into holdings of long-term bonds
- gainful employment — an occupation that pays an income
- galilean telescope — a refracting telescope that forms an erect image, consisting of an objective of relatively long focal length that causes light rays to converge and an eyepiece of short focal length that causes them to diverge.
- gene amplification — an increase in the frequency of replication of a DNA segment.
- general precession — the precession that results from both lunisolar precession and planetary precession; precession of the equinoxes.
- gensym corporation — (company) A company that supplies software and services for intelligent operations management. Common applications include quality management, process optimisation, dynamic scheduling, network management, energy and environmental management, and process modelling and simulation. Their products include G2.
- geometrical optics — the branch of optics dealing with light as rays, especially in the study of the effects of lenses and mirrors on light beams and of their combination in optical instruments.
- get one's irish up — of, relating to, or characteristic of Ireland, its inhabitants, or their language.
- giant peacock moth — the largest European moth, an emperor, Saturnia pyri, reaching 15 cm (6 in.) in wingspan. It is mottled brown with a prominent ocellus on each wing and being night-flying can be mistaken for a bat
- give a person five — to greet or congratulate someone by slapping raised hands
- give someone pause — to make someone hesitant or uncertain
- glomerulonephritis — a kidney disease affecting the capillaries of the glomeruli, characterized by albuminuria, edema, and hypertension.
- gnu superoptimiser — (GSO) A function sequence generator that uses an exhaustive generate-and-test approach to find the shortest instruction sequence for a given function. Written by Torbjorn Granlund <[email protected]> and Tom Wood. You have to tell the superoptimiser which function and which CPU you want to get code for. This is useful for compiler writers. FTP superopt-2.2.tar.Z from a GNU archive site. Generates code for DEC Alpha, SPARC, Intel 80386, 88000, RS/6000, 68000, 29000 and Pyramid (SP, AP and XP).
- golden opportunity — perfect chance
- grains of paradise — Usually, grains of paradise. one of the pungent, peppery seeds of an African plant, Aframomum melegueta, of the ginger family, used to strengthen cordials and in veterinary medicine.
- grampian mountains — a mountain system of central Scotland, extending from the southwest to the northeast and separating the Highlands from the Lowlands. Highest peak: Ben Nevis, 1344 m (4408 ft)
- grasshopper engine — a steam engine having a piston attached to one end of a beam that is hinged to an upright at the other end, the connecting rod being suspended from near the center of the beam.
- gravitational pull — force of gravity
- great expectations — a novel (1861) by Charles Dickens.
- greater pichiciego — an armadillo, Burmeisteria retusa, similar to, but larger than, a pichiciego
- grosse pointe park — a city in SE Michigan, near Detroit.
- helicopter gunship — military attack helicopter
- hermaphrodite brig — a two-masted sailing vessel, square-rigged on the foremast and fore-and-aft-rigged on the mainmast.
- high speed connect — (hardware) (HSC) A Hewlett-Packard bus like EISA.
- histomorphological — histology.
- hit the high spots — to stain or mark with spots: The grease spotted my dress.
- houghton-le-spring — a town in N England, in Sunderland unitary authority, Tyne and Wear: coal-mining. Pop: 36 746 (2001)
- human rights group — a group that campaigns for human rights
- hypodermic syringe — a small glass piston or barrel syringe having a detachable, hollow needle for use in injecting solutions subcutaneously.
- hypogastric artery — iliac artery (def 3).
- hypothesis testing — the theory, methods, and practice of testing a hypothesis concerning the parameters of a population distribution (the null hypothesis) against another (the alternative hypothesis) which will be accepted only if its probability exceeds a predetermined significance level, generally on the basis of statistics derived from random sampling from the given population
- imaginary operator — An imaginary operator is the part of a complex number that defines the magnitude of the part of the complex number at right angles to the real number part.