from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The white, powdery calcium phosphate ash of burned bones, used as a fertilizer, in making ceramics, and in cleaning and polishing compounds.
from The Century Dictionary.
- noun Same as
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The white, powdery ash left when bone is burnt; it is high in
calcium phosphateand is used as a fertilizerand in making bone china.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun ash left when bones burn; high in calcium phosphate; used as fertilizer and in bone china
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