from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of several green algae of the genus Ulva, having a membranous leaflike, irregularly shaped thallus sometimes used in salads.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of several edible seaweeds of the genus Ulva.

from the GNU version of the Collaborative International Dictionary of English

  • The green papery fronds of several seaweeds of the genus Ulva, sometimes used as food.
  • n. certain papery green seaweeds of the genus Ulva.

from The Century Dictionary and Cyclopedia

  • n. See lettuce.

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

  • n. seaweed with edible translucent crinkly green fronds


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