guaiacum

American  

[gwahy-uh-kuhm] / ˈgwaɪ ə kəm /

noun

1. any of several tropical American trees or shrubs belonging to the genus Guaiacum of the caltrop family; lignum vitae.

2. the hard, heavy wood of such a tree; guaiac.

3. resin obtained from such a tree; guaiac.

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guaiacum British  

/ ˈɡwaɪəkəm /

noun

1. any tropical American evergreen tree of the zygophyllaceous genus Guaiacum, such as the lignum vitae

2. the hard heavy wood of any of these trees

3. Also called: guaiac.  a brownish resin obtained from the lignum vitae, used medicinally and in making varnishes

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Etymology

Origin of guaiacum

First recorded in 1525–35; from New Latin, from Spanish guayaco, guayacán, from Taíno

Example Sentences

How to Cure Pimples.—Take a teaspoonful of the tincture of gum guaiacum and one teaspoonful of vinegar; mix well and apply to the affected parts.

From Burroughs' Encyclopaedia of Astounding Facts and Useful Information, 1889 by Burroughs, Barkham

Lignum Vitæ, guaiacum, or pack wood, as it is sometimes called, is another beautiful forest tree of Antigua.

From Antigua and the Antiguans, Volume II (of 2) A full account of the colony and its inhabitants from the time of the Caribs to the present day by Anonymous

Minute instructions are given in old works as to the mode of administering guaiacum.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 6 "Groups, Theory of" to "Gwyniad" by Various

More benefit, however, appears to be derived from potassium iodide, guaiacum, the alkalis potash and lithia, and from the administration of aspirin and sodium salicylate.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" by Various

Copal, mastic, guaiacum, and colophony or pine resin, are some of them.

From The Gutenberg Webster's Unabridged Dictionary Section R by Project Gutenberg