Толковый словарь английского языка - nuclear
Nuclear
nuclear
adjective Date: 1846 of, relating to, or constituting a nucleus, 2. of or relating to the atomic nucleus , used in or produced by a ~ reaction (as fission) , c. being a weapon whose destructive power derives from an uncontrolled ~ reaction, of, produced by, or involving ~ weapons , armed with ~ weapons , of, relating to, or powered by ~ energy , crazy , berserk , Usage: Though disapproved of by many, pronunciations ending in -kyə-lər have been found in widespread use among educated speakers including scientists, lawyers, professors, congressmen, United States cabinet members, and at least two United States presidents and one vice president. While most common in the U.S., these pronunciations have also been heard from British and Canadian speakers.
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1.
adj. 1 of, relating to, or constituting a nucleus. 2 using nuclear energy (nuclear reactor). 3 having nuclear weapons. Phrases and idioms nuclear bomb a bomb involving the release of energy by nuclear fission or fusion or both. nuclear disarmament the gradual or total reduction by a State of its nuclear weapons. nuclear energy energy obtained by nuclear fission or fusion. nuclear family a couple and their children, regarded as a basic social unit. nuclear fission a nuclear reaction in which a heavy nucleus splits spontaneously or on impact with another particle, with the release of energy. nuclear force a strong attractive force between nucleons in the atomic nucleus that holds the nucleus together. nuclear-free free from nuclear weapons, power, etc. nuclear fuel a substance that will sustain a fission chain reaction so that it can be used as a source of nuclear energy. nuclear fusion a nuclear reaction in which atomic nuclei of low atomic number fuse to form a heavier nucleus with the release of energy. nuclear magnetic resonance the absorption of electromagnetic radiation by a nucleus having a magnetic moment when in an external magnetic field, used mainly as an analytical technique and in body imaging for diagnosis. Usage Abbr.: NMR, nmr. nuclear physics the physics of atomic nuclei and their interactions, esp. in the generation of nuclear energy. nuclear power 1 electric or motive power generated by a nuclear reactor. 2 a country that has nuclear weapons. nuclear reactor a device in which a nuclear fission chain reaction is sustained and controlled in order to produce energy. nuclear umbrella supposed protection afforded by an alliance with a country possessing nuclear weapons. nuclear warfare warfare in which nuclear weapons are used. nuclear waste any radioactive waste material from the reprocessing of spent nuclear fuel. nuclear winter obstruction of sunlight as a potential result of nuclear warfare, causing extreme cold. Etymology: NUCLEUS + -AR(1) ...Толковый словарь английского языка Oxford English Reference
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