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Webster 1913 Edition

Noun.

A close-grained, heavy wood of a brownish color, brought from Brazil, and used in turning, for making the handles of tools, and the like.

[Written also

mostahiba

MaElrath.

mustaiba ‎(uncountable)

A close-grained, heavy wood from Brazil, used in turning, for making the handles of tools, etc.
(Can we find and add a quotation of McElrath to this entry?)