from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any plant of the genus Pilularia; a minute aquatic cryptogram with small pill-shaped fruit.

from the GNU version of the Collaborative International Dictionary of English

  • n. Any plant of the genus Pilularia; minute aquatic cryptograms, with small pill-shaped fruit; -- sometimes called peppergrass.

from The Century Dictionary and Cyclopedia

  • n. A plant of the genus Pilularia; especially, P. globulifera, the creeping pillwort of Europe: named from the pellet-like involucres containing the fruit.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. European water fern found around margins of bodies of water or in wet acid soil having small globose sporocarps


pill +‎ wort (Wiktionary)


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  • a hard pill to swallow

    June 11, 2012