15-letter words containing a, g, e, d, i
- packing density — a measure of the amount of data that can be held by unit length of a storage medium, such as magnetic tape
- paedophile ring — a group of people who take part in illegal sexual activity involving children
- paget's disease — Pathology. a chronic disease characterized by episodic accelerated bone resorption and growth of abnormal replacement bone, causing bone pain, deformation, fractures, and osteosarcoma; osteitis deformans.
- painted bunting — a brilliantly colored bunting, Passerina ciris, of the southern U.S.
- paphian goddess — Aphrodite, worshiped in Cyprus as the goddess of sexual love.
- pectoral girdle — (in vertebrates) a bony or cartilaginous arch supporting the forelimbs.
- pedagoguishness — the quality of being pedagoguish
- pelargonic acid — a colorless, oily, water-immiscible liquid, C 9 H 1 8 O 2 , occurring as an ester in a volatile oil in species of pelargonium: used chiefly in organic synthesis and in the manufacture of lacquers and plastics.
- powder magazine — a compartment for the storage of ammunition and explosives.
- prairie-dogging — (in an open-plan office) the practice of looking over the top of one's partition in order to discover the source of or reason for a commotion
- pre-advertising — to announce or praise (a product, service, etc.) in some public medium of communication in order to induce people to buy or use it: to advertise a new brand of toothpaste.
- 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.
- prekindergarten — a school or class for young children between the ages of four and six years.
- prestidigitator — sleight of hand; legerdemain.
- pseudepigraphon — any book of the Pseudepigrapha
- pyramid selling — Pyramid selling is a method of selling in which one person buys a supply of a particular product direct from the manufacturer and then sells it to a number of other people at an increased price. These people sell it on to others in a similar way, but eventually the final buyers are only able to sell the product for less than they paid for it.
- quadragenarians — Plural form of quadragenarian.
- quarter binding — a style of bookbinding in which the spine is leather and the sides are cloth or paper.
- radiant heating — the means of heating objects or persons by radiation in which the intervening air is not heated.
- 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
- 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
- radiotechnology — the technical application of any form of radiation to industry.
- radiotelegraphy — the constructing or operating of radiotelegraphs.
- reading glasses — spectacles
- reading the law — that part of the morning service on Sabbaths, festivals, and Mondays and Thursdays during which a passage is read from the Torah scrolls
- record-breaking — top, most successful
- recording angel — an angel who supposedly keeps a record of every person's good and bad acts
- regimental band — a band made up of a military formation varying in size from a battalion to a number of battalions
- registered mail — prepaid first-class mail that has been recorded at a post office prior to delivery for safeguarding against loss, theft, or damage during transmission.
- registered name — the official or trademark name of something such as a product or company
- rendering plant — a factory where waste products and livestock carcasses are converted into industrial fats and oils (such as tallow, used to make soap) and other products (such as fertilizer)
- reviewing stand — A reviewing stand is a special raised platform from which military and political leaders watch military parades.
- richard gabriel — (person) (Dick, RPG) Dr. Richard P. Gabriel. A noted SAIL LISP hacker and volleyball fanatic. Consulting Professor of Computer Science at Stanford University. Richard Gabriel is a leader in the Lisp and OOP community, with years of contributions to standardisation. He founded the successful company, Lucid Technologies, Inc.. In 1996 he was Distinguished Computer Scientist at ParcPlace-Digitalk, Inc. (later renamed ObjectShare, Inc.). See also gabriel, Qlambda, QLISP, saga.
- ridgefield park — a town in NE New Jersey.
- rite de passage — rite of passage.
- robert guiscard — Robert [French raw-ber] /French rɔˈbɛr/ (Show IPA), (Robert de Hauteville) c1015–85, Norman conqueror in Italy.
- rolling meadows — a city in NE Illinois, near Chicago.
- 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.
- santa gertrudis — one of an American breed of beef cattle, developed from Shorthorn and Brahman stock for endurance to torrid temperatures.
- saw-edged knife — a knife with a serrated edge
- scanning device — any of various devices used in medical diagnosis to obtain an image of an internal organ or part
- scatter diagram — a graphic representation of bivariate data as a set of points in the plane that have Cartesian coordinates equal to corresponding values of the two variates.
- securicor guard — a guard who works for Securicor
- seeding machine — a machine for sowing seeds
- self-diagnostic — the diagnosis of one's own malady or illness.
- self-validating — requiring no external confirmation, sanction, or validation.
- sewage disposal — waste processing