equisetum Hear it!

equisetum definition

equi·se·tum (ek′wi sēt′əm)

noun pl. equisetums -·tums or equiseta -·ta (-ə)

horsetail

Etymology: ModL < L equisaetum, the plant horsetail < equus, horse (see hippo-) + saeta, bristle: see sinew

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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