Meaning of mare's-tail


Pronunciation: (mârz'tāl"), [key]
— n.
  1. a long narrow cirrus cloud whose flowing appearance somewhat resembles a horse's tail.
  2. an erect, aquatic, Old World plant, Hippuris vulgaris, having crowded whorls of narrow, hairlike leaves.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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