Definitions

from The Century Dictionary.

  • Adamantine.
  • noun A trade-name for boron in the crystallized state and in fine powder, used as an extremely hard abrasive and polishing material.

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

  • adjective obsolete Adamantine.

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

  • adjective obsolete adamantine

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

  • adjective consisting of diamonds or resembling diamonds

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