15-letter words containing n, a, p, r
- east providence — a town in NE Rhode Island, near Providence.
- edgar allan poe — Edgar Allan, 1809–49, U.S. poet, short-story writer, and critic.
- edmund randolph — A(sa) Philip, 1889–1979, U.S. labor leader: president of the Brotherhood of Sleeping Car Porters 1925–68.
- edriophthalmian — edriophthalmous
- egyptian clover — a Mediterranean clover, Trifolium alexandrinum, grown as a forage crop and to improve the soil in the southwestern US and the Nile valley
- egyptian jasper — a type of jasper, generally with zones of colour, found in desert regions of Egypt
- enantiomorphism — (chemistry) The relationship exhibited by a pair of enantiomorphs.
- enantiomorphous — Of or pertaining to enantiomorphs or enantiomorphism; enantiomorphic.
- encephalography — Any of various techniques for recording the structure or electrical activity of the brain.
- english sparrow — a small Eurasian weaverbird, Passer domesticus, now established in North America and Australia. It has a brown streaked plumage with grey underparts
- english speaker — a person who speaks English as a first, or second mother tongue
- engraving plate — a metal, usually steel, plate on which an image is engraved in order to be reproduced
- enterohepatitis — dual inflammation of the intestine and liver
- enteropeptidase — Enterokinase.
- entrance permit — a permit issued by the government of a country allowing nationals of other countries to enter
- entrepreneurial — Characterized by the taking of financial risks in the hope of profit; enterprising.
- enumerated type — (programming) (Or "enumeration") A type which includes in its definition an exhaustive list of possible values for variables of that type. Common examples include Boolean, which takes values from the list [true, false], and day-of-week which takes values [Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday]. Enumerated types are a feature of strongly typed languages, including C and Ada. Characters, (fixed-size) integers and even floating-point types could be (but are not usually) considered to be (large) enumerated types.
- epeirogenically — in the manner of epeirogeny
- epicyclic train — a cluster of gears consisting of a central gearwheel with external teeth (the sun), a coaxial gearwheel of greater diameter with internal teeth (the annulus), and one or more planetary gears engaging with both of them to provide a large gear ratio in a compact space
- epsilon squared — (jargon) A quantity even smaller than epsilon, as small in comparison to epsilon as epsilon is to something normal; completely negligible. If you buy a supercomputer for a million dollars, the cost of the thousand-dollar terminal to go with it is epsilon, and the cost of the ten-dollar cable to connect them is epsilon squared. Compare lost in the underflow, lost in the noise.
- ergatandromorph — an ant with the characteristics of both worker and male
- eric conspiracy — (person, humour) A shadowy group of moustachioed hackers named Eric first pinpointed as a sinister conspiracy by an infamous talk.bizarre posting ca. 1986. This was doubtless influenced by the numerous "Eric" jokes in the Monty Python oeuvre. There do indeed seem to be considerably more moustachioed Erics in hackerdom than the frequency of these three traits can account for unless they are correlated in some arcane way. Well-known examples include Eric Allman (of the "Allman style" described under indent style), Erik Fair (co-author of NNTP), Eric S. Raymond and about fifteen others. The organisation line "Eric Conspiracy Secret Laboratories" now emanates regularly from more than one site.
- evening prayers — the daily evening service of Bible readings and prayers prescribed in the Book of Common Prayer
- expanded memory — (storage) Memory used through EMS. In systems based on Intel 80386 or later processor expanded memory is part of the extended memory that is mapped into the expanded memory page frame by the processor. The mapping is controlled by the EMM. In earlier systems, a dedicated EMS hardware adaptor is needed to map memory into the page frame. In both cases, an appropriate device driver is needed for the proper communication between hardware and EMM.
- experientialism — (philosophy) The theory that experience is the source of knowledge.
- experientialist — A proponent of experientialism.
- experimentalism — An experimental practice or tendency, especially in the arts.
- experimentalist — One who performs experiments.
- experimentalize — (transitive) To make experiments upon.
- experimentation — The act of experimenting; practice by experiment.
- experimentative — having a tendency to experiment; experimental; of the nature of an experiment
- expiration date — when food product is no longer fresh
- export earnings — the earnings of a company or country that are generated through the export of goods or services
- expression mark — one of a set of musical directions, usually in Italian, indicating how a piece or passage is to be performed
- extemporisation — Alternative spelling of extemporization.
- extemporization — The act of extemporizing; the act of doing anything extempore.
- external spline — any one of a series of narrow keys formed longitudinally around the circumference of a shaft that fit into corresponding grooves (internal splines) in a mating part: used to prevent movement between two parts, esp in transmitting torque
- facile princeps — an obvious leader
- fair employment — the policy or practice of employing people on the basis of their capabilities only, without regard to race, color, religion, sex, national origin, age, or disability.
- false pregnancy — physiological signs of pregnancy without conception; pseudocyesis.
- false pretences — fraud, deception
- false pretenses — If you do something under false pretenses, you do it when people do not know the truth about you and your intentions.
- family grouping — a system, used usually in the infant school, of grouping children of various ages together, esp for project work
- fillister plane — an adjustable plane for cutting rabbets, grooves, etc
- finger alphabet — a series of shapes made by the fingers that indicate letters of an alphabet and can be used in fingerspelling for the deaf
- finger painting — a jellylike paint, used chiefly by children in painting, usually with their fingers.
- fire department — the department of a municipal government charged with the prevention and extinguishing of fire.
- fire water pond — A fire water pond is an area of water which is kept so it can be used if there is a fire.
- fissiparousness — The quality of being fissiparous.
- flapping router — (networking) A router that transmits routing updates alternately advertising a destination network first via one route, then via a different route. Flapping routers are identified on more advanced protocol analysers such as the Network General (TM) Sniffer.