uranium

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uranium

 [u-ra´ne-um]
a chemical element, atomic number 92, atomic weight 238.03, symbol U. (See Appendix 6.)
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

u·ra·ni·um (U),

(yū-rā'nē-ŭm),
A radioactive metallic element, atomic no. 92, atomic wt. 238.0289, occurring mainly in pitchblende and notable for its two isotopes: 238U and 235U (99.2745% and 0.720%, respectively, the rest being made up by 234U), 235U being the first substance ever shown capable of supporting a self-sustaining chain reaction.
[G. myth. character, Uranus]
Farlex Partner Medical Dictionary © Farlex 2012

u·ra·ni·um

(U) (yŭr-ā'nē-ŭm)
A radioactive metallic element, atomic no. 92, atomic wt. 238.0289, occurring mainly in pitchblende and notable for its two isotopes: 238U and 235U (99.2745% and 0.720%, respectively, the rest being made up by 234U), 235U being the first substance ever shown capable of supporting a self-sustaining chain reaction.
[G. myth. character, Uranus]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
Around 97% of the uranium used at Sellafield can be reused by the industry, with 96% of that being uranic material - which is stored at Capenhurst - and 1% plutonium which is kept at Sellafield.
The regeneration body Cumbria Vision says that in terms of economic value, if the reprocessed plutonium and uranic material was used it would save pounds 2bn of costs for converting it into a safe substance for disposal.