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14-letter words containing i, r, e, l, a, n

  • operationalism — the doctrine that the meaning of a scientific term, concept, or proposition consists of the operation or operations performed in defining or demonstrating it.
  • operationalist — a person who adheres to operationalism
  • operationalize — Put into operation or use.
  • orbital sander — a sander that uses a section of sandpaper clamped to a metal pad that moves at high speed in a very narrow orbit, driven by an electric motor.
  • ordinal number — Also called ordinal numeral. any of the numbers that express degree, quality, or position in a series, as first, second, and third (distinguished from cardinal number).
  • organochlorine — Any of a large group of pesticides and other synthetic organic compounds with chlorinated aromatic molecules.
  • organometallic — pertaining to or noting an organic compound containing a metal or a metalloid linked to carbon.
  • organosiloxane — a siloxane containing an organic group.
  • oriental poppy — a poppy, Papaver orientale, of Asia, having bristly stems and leaves and showy scarlet, pink, or white flowers, cultivated as an ornamental.
  • oriental topaz — a variety of corundum resembling topaz in colour and used as a gemstone
  • orkney islands — group of islands north of Scotland, constituting an administrative division of Scotland: 377 sq mi (976 sq km); pop. 20,000
  • orthonormalize — (mathematics) To make a set of vectors both orthogonal and normalized.
  • osmoregulation — the process by which cells and simple organisms maintain fluid and electrolyte balance with their surroundings.
  • outer mongolia — a region in Asia including Inner Mongolia of China and the Mongolian People's Republic.
  • outgeneralling — Present participle of outgeneral.
  • overallocation — Excess allocation.
  • overanalytical — too analytical
  • overcentralize — to centralize excessively
  • overcompliance — excessive compliance
  • overevaluation — an act or instance of evaluating or appraising.
  • overgeneralize — to draw an overly general conclusion from (something)
  • overland trail — any of various routes traveled by settlers from the Missouri River to Oregon and California beginning in the 1840s.
  • overmodulation — excessive amplitude modulation, resulting in distortion of a signal.
  • overpopulation — to fill with an excessive number of people, straining available resources and facilities: Expanding industry has overpopulated the western suburbs.
  • overregulation — a law, rule, or other order prescribed by authority, especially to regulate conduct.
  • owlet nightjar — any of several birds of the family Aegothelidae, of Australia and Papua New Guinea, related to the nightjars but resembling small owls.
  • ownership flat — a flat owned by the occupier
  • painted turtle — a freshwater turtle, Chrysemys picta, common in the U.S., having bright yellow markings on the head and neck and red markings on the margin of the carapace.
  • palaeanthropic — relating to or denoting the earliest variety of man
  • paleoanthropic — pertaining to prehistoric humans.
  • pamphleteering — the occupation of a pamphleteer
  • paper nautilus — any dibranchiate cephalopod of the genus Argonauta, the female of which has a delicate, white shell.
  • para-toluidine — a white, flaky, lustrous, very slightly water-soluble solid, C 7 H 9 N, the para isomer of toluidine, used in the manufacture of dyes, in organic synthesis, and as a reagent in tests for nitrite, lignin, and phloroglucinol.
  • paraphernalias — (sometimes used with a singular verb) equipment, apparatus, or furnishing used in or necessary for a particular activity: a skier's paraphernalia.
  • pararosaniline — a colourless crystalline alcohol, a component of the red dye fuchsin, also used as a biological stain
  • parcel gilding — the gilding of only some areas or ornaments of a piece of furniture.
  • parents-in-law — the father or mother of one's wife or husband.
  • parole hearing — a panel of people who decide whether to free a prisoner before his or her sentence has expired, on the condition that he or she is of good behaviour
  • particularness — the quality of being exceptional or individual
  • partition line — a plain or figured edge between two adjacent areas of an escutcheon, between an ordinary and the field of an escutcheon, or between two adjacent ordinaries.
  • passenger list — register of all travellers on board
  • passenger mile — a unit of measurement, consisting of one mile traveled by a passenger, that airlines, railroads, and other public transportation facilities use in recording volume of traffic.
  • passion killer — something that is sexually unattractive or inhibiting
  • pelican-flower — a woody vine, Aristolochia grandiflora, of the West Indies, having heart-shaped leaves and purple-spotted, purple-veined flowers from 18 to 24 inches (46 to 61 cm) wide with a long, taillike structure at the tip of the corolla.
  • penalty killer — a player used when the player's team is short-handed as a result of a penalty, especially a player skilled at defense and employed regularly in such situations.
  • peninsular war — the war (1808–14) fought in the Iberian Peninsula by British, Portuguese, and Spanish forces against the French, resulting in the defeat of the French: part of the Napoleonic Wars
  • pentland firth — a strait between N Scotland and the Orkney Islands, linking the North Sea to the Atlantic Ocean: noted for its rough sea conditions. 14 miles (23 km) long.
  • perineal gland — one of a pair of glands that are situated near the anus in some mammals and secrete an odorous substance
  • peritonealized — to cover with peritoneum.
  • perlocutionary — (of a speech act) producing an effect upon the listener, as in persuading, frightening, amusing, or causing the listener to act.
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