from The Century Dictionary.

  • noun Abbreviations of book, books.

from the GNU version of the Collaborative International Dictionary of English.

  • noun the chemical symbol for berkelium.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun chemistry Symbol for berkelium.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a radioactive transuranic element; discovered by bombarding americium with helium


Sorry, no etymologies found.



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