15-letter words containing s, p, e, i, r
- egyptian jasper — a type of jasper, generally with zones of colour, found in desert regions of Egypt
- electrodeposits — Third-person singular simple present indicative form of electrodeposit.
- electron optics — the study and use of beams of electrons and of their deflection and focusing by electric and magnetic fields
- electrophoresis — The movement of charged particles in a fluid or gel under the influence of an electric field.
- electropositive — Electrically positive.
- enantiomorphism — (chemistry) The relationship exhibited by a pair of enantiomorphs.
- enantiomorphous — Of or pertaining to enantiomorphs or enantiomorphism; enantiomorphic.
- 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
- enterohepatitis — dual inflammation of the intestine and liver
- enteropeptidase — Enterokinase.
- enterprise zone — An enterprise zone is an area, usually a depressed or inner-city area, where the government offers incentives in order to attract new businesses.
- entrepreneurism — Synonym of entrepreneurialism.
- episodic memory — the recollection of events within their historical setting
- epitestosterone — (organic compound) An inactive epimer of the steroid hormone testosterone.
- 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.
- 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.
- esprit de corps — military, sport: team spirit
- evening prayers — the daily evening service of Bible readings and prayers prescribed in the Book of Common Prayer
- existence proof — non-constructive proof
- 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.
- 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
- expression tree — (mathematics, grammar) The syntax tree of an expression.
- expressionistic — Expressionist.
- expulsion order — a legal document ordering someone's expulsion
- extemporisation — Alternative spelling of extemporization.
- 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
- fairy footsteps — heavy footsteps
- file descriptor — (programming, operating system) An integer that identifies an open file within a process. This number is obtained as a result of opening a file. Operations which read, write, or close a file would take the file descriptor as an input parameter. In many operating system implementations, file descriptors are small integers which index a table of open files. In Unix, file descriptors 0, 1 and 2 correspond to the standard input, standard output and standard error files respectively. See file descriptor leak.
- fillister plane — an adjustable plane for cutting rabbets, grooves, etc
- finders keepers — whoever finds something has the right to keep it
- finger spelling — a method of communicating with or among deaf people in which different shapes made with the fingers represent different letters of the alphabet
- first principle — any axiom, law, or abstraction assumed and regarded as representing the highest possible degree of generalization.
- first responder — a person who is certified to provide medical care in emergencies before more highly trained medical personnel arrive on the scene: a firefighter trained as a first responder.
- fissiparousness — The quality of being fissiparous.
- food processing — transforming raw materials into food
- fool's paradise — a state of enjoyment based on false beliefs or hopes; a state of illusory happiness.
- for pity's sake — You can say for pity's sake to add emphasis to what you are saying, especially when you are annoyed or upset.
- for their pains — You say that something was all you got for your pains when you are mentioning the disappointing result of situation into which you put a lot of work or effort.
- forensic expert — an expert in applying scientific, technical or medical knowledge to the purposes of law
- fourteen points — a statement of the war aims of the Allies, made by President Wilson on January 8, 1918.
- fourteen-points — a statement of the war aims of the Allies, made by President Wilson on January 8, 1918.
- fragrance strip — a folded, usually sealed strip on a page or card, impregnated with fragrance that is released when pulled or torn open: The magazine is full of fragrance strips in the advertisements.
- franz joseph ii — 1906–1989, prince of Liechtenstein 1938–89.
- free enterprise — an economic and political doctrine holding that a capitalist economy can regulate itself in a freely competitive market through the relationship of supply and demand with a minimum of governmental intervention and regulation.