19-letter words containing d, e, p, a, u, r
- proto-indo-european — the unattested prehistoric parent language of the Indo-European languages; Indo-European.
- pseudo-aristocratic — of or relating to government by an aristocracy.
- pseudo-biographical — of or relating to a person's life: He's gathering biographical data for his book on Milton.
- pseudo-conservative — disposed to preserve existing conditions, institutions, etc., or to restore traditional ones, and to limit change.
- pseudo-experimental — pertaining to, derived from, or founded on experiment: an experimental science.
- pseudo-intransitive — denoting an occurrence of a normally transitive verb in which a direct object is not explicitly stated or forms the subject of the sentence, as in Margaret is cooking or these apples cook well
- pseudo-professional — following an occupation as a means of livelihood or for gain: a professional builder.
- pseudohermaphrodite — an individual having internal reproductive organs of one sex and external sexual characteristics resembling those of the other sex or being ambiguous in nature. Compare hermaphrodite (def 1).
- pseudorandom number — (programming) One of a sequence of numbers generated by some algorithm so as to have an even distribution over some range of values and minimal correlation between successive values. Pseudorandom numbers are used in simulation and encryption. They are pseudorandom not random because the sequence eventually repeats exactly and is entirely determined by the initial conditions. One of the simplest algorithms is x[i+1] = (a * x[i] + c) mod m but this repeats after at most m numbers and successive numbers are closely related. Better algorithms generally use more previous numbers to calculate the next number.
- radiopharmaceutical — any of a number of radioactive drugs used diagnostically or therapeutically.
- rapture of the deep — nitrogen narcosis.
- reduction potential — (in a galvanic cell) the potential of the electrode at which reduction occurs.
- republic of ireland — John, 1838–1918, U.S. Roman Catholic clergyman and social reformer, born in Ireland: archbishop of St. Paul, Minn., 1888–1918.
- reserved occupation — in time of war, an occupation from which one will not be called up for military service
- resplendent quetzal — See under quetzal (def 1).
- scale down (or up) — to reduce (or increase), often according to a fixed ratio or proportion
- sexual reproduction — reproduction involving the union of gametes.
- sharp-tailed grouse — a grouse, Pedioecetes phasianellus, of prairies and open forests of western North America, similar in size to the prairie chicken but with a more pointed tail.
- spider-hunting wasp — any solitary wasp of the superfamily Pompiloidea, having a slender elongated body: the fast-running female hunts spiders as a food store for her larvae
- stationery cupboard — a cupboard where things like paper, pens and paper clips are kept
- sun-and-planet gear — a planetary epicyclic gear train.
- superannuation fund — a fund used for paying pensions
- supercritical fluid — A supercritical fluid is a fluid at a temperature and pressure at which there is no difference between liquid and gas.
- supreme de volaille — suprême (def 2).
- tarnished plant bug — a bug, Lygus lineolaris, of the family Miridae, that is a common and widely distributed pest of alfalfa and other legumes and of peach and other fruit trees.
- theatrical producer — a person who is responsible for all aspects of a theatrical production
- trisodium phosphate — sodium phosphate (def 3).
- ultracrepidarianism — noting or pertaining to a person who criticizes, judges, or gives advice outside the area of his or her expertise: The play provides a classic, simplistic portrayal of an ultracrepidarian mother-in-law.
- underrepresentation — the act of representing.
- united presbyterian — a member of the United Presbyterian Church of North America, founded in Pittsburgh in 1858 by a union of two Presbyterian groups.
- versa module europa — (hardware) (VME) A flexible open-ended bus system which makes use of the Eurocard standard. VME was introduced in 1981 by Motorola, Philips, Thompson, and Mostek. It was intended to be a flexible environment supporting a variety of computing intensive tasks, and has become a rather popular protocol in the computer industry. It is defined by the IEEE standard 1014-1987.
- wraparound mortgage — a mortgage, as a second mortgage, that includes payments on a previous mortgage that continues in effect.