guaiac Hear it!

guaiac definition

guaiac (gwī′ak′)

noun

  1. a greenish-brown resin from the wood of two species of guaiacum (Guaiacum sanctum and G. officinale) used as a reagent in tests for blood traces, in varnishes, etc.
  2. guaiacum (sense )

Etymology: < guaiacum

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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