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Meaning of meadowsweet

mead•ow•sweet

Pronunciation: (med'ō-swēt"), [key]
— n.
  1. any plant belonging to the genus Spiraea, of the rose family, esp. S. latifolia, having white or pink flowers.
  2. any plant of the closely related genus Filipendula (or Ulmaria).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.