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bereaved
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berkelium
ber·ke·li·um [ bər klee əm, búrklee əm ]


noun 
Definition:
 
synthetic radioactive element: a synthetic radioactive element. Source: bombardment of americium-241 with helium ions.
Symbol  Bk
[Mid-20th century. After Berkeley, California]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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