Gua"ia*cum (?), n. [NL., fr. Sp. guayaco, from native name in Hayti.]

1. Bot.

A genus of small, crooked trees, growing in tropical America.


The heart wood or the resin of the Guaiacum offinale or lignum-vitae, a large tree of the West Indies and Central America. It is much used in medicine.

[Written also guaiac.]


© Webster 1913.

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