14-letter words containing u, n, r, e, l
- nuclear energy — energy released by reactions within atomic nuclei, as in nuclear fission or fusion.
- nuclear family — a social unit composed of two parents and one or more children.
- nuclear fusion — fusion (def 4).
- nuclear isomer — isomer (def 2).
- nuclear option — the use of or power to use nuclear weapons
- nuclear weapon — an explosive device whose destructive potential derives from the release of energy that accompanies the splitting or combining of atomic nuclei.
- nuclear winter — the general devastation of life, along with worldwide darkness and extreme cold, that some scientists believe would result from a global dust cloud screening out sunlight following large-scale nuclear detonations.
- nuclearization — to equip with nuclear weapons; give nuclear capability to: a fear that armed forces on both sides would become nuclearized.
- nucleoproteins — Plural form of nucleoprotein.
- null character — Computers. a control character representing nothing, with the value of binary zero, but having special meaning when interpreted as text, as in marking the end of character strings.
- numeral system — any notation for the representation of numerals or numbers.
- nursery school — a prekindergarten school for children from about three to five years of age.
- nursery slopes — gentle slopes used by beginners in skiing
- nursing bottle — a bottle with a rubber nipple, from which an infant sucks milk, water, etc.
- nutraceuticals — Plural form of nutraceutical.
- occluded front — a composite front formed when a cold front overtakes a warm front and forces it aloft.
- ocularcentrism — The privileging of vision over the other senses.
- on your mettle — If you are on your mettle, you are ready to do something as well as you can, because you know that you are being tested or challenged.
- 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).
- 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.
- over-influence — the capacity or power of persons or things to be a compelling force on or produce effects on the actions, behavior, opinions, etc., of others: He used family influence to get the contract.
- overevaluation — an act or instance of evaluating or appraising.
- overgenerously — in an overgenerous manner
- overindulgence — excessive indulgence
- 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.
- 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.
- 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.
- particularness — the quality of being exceptional or individual
- peanut allergy — a condition of being hypersensitive to peanuts and peanut substances which can lead to severe physical symptoms if peanuts or peanut substances are consumed
- peanut gallery — Informal. the rearmost and cheapest section of seats in the balcony or the uppermost balcony of a theater.
- 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
- penny dreadful — a cheap, sensational novel of adventure, crime, or violence; dime novel.
- penny-dreadful — a cheap, sensational novel of adventure, crime, or violence; dime novel.
- percutaneously — through the skin
- perlocutionary — (of a speech act) producing an effect upon the listener, as in persuading, frightening, amusing, or causing the listener to act.
- persian walnut — English walnut.
- pertinaciously — holding tenaciously to a purpose, course of action, or opinion; resolute.
- perturbational — relating to perturbation
- phenylthiourea — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
- plenum-chamber — a system of mechanical ventilation in which fresh air is forced into the spaces to be ventilated from a chamber (plenum chamber) at a pressure slightly higher than atmospheric pressure, so as to expel foul air.
- plesiochronous — (communications) Nearly synchronised, a term describing a communication system where transmitted signals have the same nominal digital rate but are synchronised on different clocks. According to ITU-T standards, corresponding signals are plesiochronous if their significant instants occur at nominally the same rate, with any variation in rate being constrained within specified limits.
- polar equation — an equation in which the variables are polar coordinates.
- polar sequence — a series of stars in the vicinity of the N celestial pole whose accurately determined magnitudes serve as the standard for visual and photographic magnitudes of stars
- polygon pusher — (Or "rectangle slinger"). A chip designer who spends most of his or her time at the physical layout level (which requires drawing *lots* of multi-coloured polygons).
- polyunsaturate — a polyunsaturated fat or fatty acid.