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wormseed

[wurm-seed]
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noun
  1. the dried, unexpanded flower heads of a wormwood, Artemisia cina (Levant wormseed), or the fruit of certain goosefoots, especially Chenopodium anthelminticum (or C. ambrosioides), the Mexican tea or American wormseed, used as an anthelmintic drug.
  2. any of these plants.
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Origin of wormseed

First recorded in 1350–1400, wormseed is from the Middle English word wyrmsed. See worm, seed
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for wormseed

Historical Examples

  • Castor oil, also alone or with a few drops of the oil of turpentine or of wormseed, is also an effectual remedy.

    A System of Practical Medicine By American Authors, Vol. II

    Various

  • Wormseed, or the seed of Chenopodium anthelminticum, has been a favorite remedy for the round-worm, especially in children.


British Dictionary definitions for wormseed

wormseed

noun
  1. any of various plants having seeds or other parts used in medicine to treat worm infestation, esp an American chenopodiaceous plant, Chenopodium anthelminticum (or C. ambrosioides) (American wormseed), and the santonica plant
  2. the part of any of these plants that is used as an anthelmintic
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012