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English World dictionary. . 2014.

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  • nonfissionable — onfissionable adj. (Physics) not capable of undergoing fission[4]; of atoms or chemical elements. Opposite of {fissionable}. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • nonfissionable — adj. * * * …   Universalium

  • nonfissionable — adjective Not fissionable …   Wiktionary

  • nonfissionable — non·fissionable …   English syllables

  • nonfissionable — non•fis′sion•a•ble adj …   From formal English to slang

  • nonfissionable — adjective not capable of undergoing fission • Ant: ↑fissionable • Topics: ↑physics, ↑natural philosophy * * * (ˈ) ̷ ̷+ adjective : not fissionable * * * adj …   Useful english dictionary

  • actinide element — ▪ chemical element group Introduction       any of a series of 15 consecutive chemical elements in the periodic table from actinium to lawrencium (atomic numbers 89–103). As a group they are significant largely because of their radioactivity.… …   Universalium

  • gaseous diffusion — noun : diffusion of gases through a porous barrier at a rate of speed in direct proportion to the weight of the molecules, being used as the basis of a method of separating isotopes (as fissionable uranium 235 from the nonfissionable uranium 238) …   Useful english dictionary

  • uranium — noun Usage: often attributive Etymology: New Latin, from Uranus Date: circa 1797 a silvery heavy radioactive polyvalent metallic element that is found especially in uraninite and exists naturally as a mixture of mostly nonfissionable isotopes see …   New Collegiate Dictionary

  • breed — I. verb (bred; breeding) Etymology: Middle English breden, from Old English brēdan; akin to Old English brōd brood Date: before 12th century transitive verb 1. to produce (offspring) by hatching or gestation 2. a. beget 1 …   New Collegiate Dictionary