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15-letter words containing a, n, d, r, i

  • piano reduction — a musical score having the parts condensed or simplified in two staves, to render the music playable on the piano by one person.
  • pitcairn island — a small British island in the S Pacific, SE of Tuamotu Archipelago: settled 1790 by mutineers of the Bounty. 2 sq. mi. (5 sq. km).
  • pituitary gland — a small, somewhat cherry-shaped double structure attached by a stalk to the base of the brain and constituting the master endocrine gland affecting all hormonal functions in the body, consisting of an anterior region ((anterior pituitary) or (adenohypophysis)) that develops embryonically from the roof of the mouth and that secretes growth hormone, LH, FSH, ACTH, TSH, and MSH, a posterior region ((posterior pituitary) or (neurohypophysis)) that develops from the back of the forebrain and that secretes the hormones vasopressin and oxytocin, and an intermediate part (pars intermedia) derived from the anterior region but joined to the posterior region, that secretes the hormone MSH in lower vertebrates.
  • platitudinarian — a person who frequently or habitually utters platitudes.
  • pneumatic drill — a percussive power drill powered by compressed air
  • polychlorinated — having multiple chlorine atoms
  • post-industrial — of, relating to, or characteristic of an era following industrialization: The economy of the postindustrial society is based on the provision of services rather than on the manufacture of goods.
  • postirradiation — occurring after or due to irradiation
  • 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.
  • pre-deprivation — the act of depriving.
  • predeterminable — able to be predetermined; able to be determined in advance
  • prejudicialness — the trait of being prejudicial
  • prekindergarten — a school or class for young children between the ages of four and six years.
  • premier danseur — the leading male dancer in a ballet company.
  • premodification — an act or instance of modifying.
  • prepaid expense — A prepaid expense is an expense that has been paid for before it is incurred, and that is treated as an asset.
  • prepresidential — describing the period before a person's rise to presidency
  • presidents' day — the third Monday in February, a legal holiday in the U.S., commemorating the birthdays of George Washington and Abraham Lincoln.
  • primary winding — an induction coil that is the part of an electric circuit in which a changing current induces a current in a neighbouring circuit
  • prince's island — former name of Príncipe.
  • principal ideal — the smallest ideal containing a given element in a ring; an ideal in a ring with a multiplicative identity, obtained by multiplying each element of the ring by one specified element.
  • privately owned — owned by a private individual or organization, rather than by the state or a public body
  • probation order — an order imposed by a magistrate or judge under which an offender is sentenced to probation rather than imprisonment
  • profit and loss — the gain and loss arising from commercial or other transactions, applied especially to an account or statement of account in bookkeeping showing gains and losses in business.
  • program trading — trading on international stock exchanges using a computer program to exploit differences between stock index futures and actual share prices on world equity markets
  • proletarianized — to convert or transform into a member or members of the proletariat: to proletarianize the middle class.
  • promotion board — group that markets or advertises sth
  • propionaldehyde — a colorless, water-soluble liquid, C 3 H 6 O, having a pungent odor: used chiefly in the manufacture of plastics.
  • pseudepigraphon — any book of the Pseudepigrapha
  • pseudo-romantic — of, relating to, or of the nature of romance; characteristic or suggestive of the world of romance: a romantic adventure.
  • pure and simple — sheer, utter
  • 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.
  • pyrimidine base — any of a number of similar compounds having a basic structure that is derived from pyrimidine, including cytosine, thymine, and uracil, which are constituents of nucleic acids
  • quadragenarians — Plural form of quadragenarian.
  • quadripartition — A division into four parts.
  • quadruplication — one of four copies or identical items, especially copies of typewritten material.
  • quarter binding — a style of bookbinding in which the spine is leather and the sides are cloth or paper.
  • quick-and-dirty — Informal. slipshod.
  • rack-and-pinion — of or relating to a mechanism in which a rack engages a pinion: rack-and-pinion steering.
  • radiant heating — the means of heating objects or persons by radiation in which the intervening air is not heated.
  • radio announcer — someone who broadcasts or presents radio programmes
  • radio astronomy — the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe.
  • radio frequency — the frequency of the transmitting waves of a given radio message or broadcast.
  • radio sono-buoy — a buoy equipped to detect underwater noises and transmit them by radio
  • radio telephone — A radio telephone is a telephone which carries sound by sending radio signals rather than by using wires. Radio telephones are often used in cars.
  • radio-telephone — a telephone in which sound or speech is transmitted by means of radio waves instead of through wires or cables.
  • 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
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