lignum vitae
pronunciation
How to pronounce lignum vitae in British English:
UK 
How to pronounce lignum vitae in American English:
US
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- Noun:
- hard greenish-brown wood of the lignum vitae tree and other trees of the genus Guaiacum
- small evergreen tree of Caribbean and southern Central America to northern South America; a source of lignum vitae wood, hardest of commercial timbers, and a medicinal resin