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WordNet Dictionary |
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| | Definition: | |
[n] type genus of the family Ulvaceae; green seaweed having a thallus two cells thick: sea lettuce |
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ULVA is a 4 letter word that starts with U. |
| | Synonyms: | | genus Ulva |
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| | See Also: | | family Ulvaceae, laver, protoctist genus, sea lettuce, sea-lettuce family, Ulvaceae |
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Webster's 1913 Dictionary |
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| | Definition: | | \Ul"va\, n. [L., sedge.] (Bot.)
A genus of thin papery bright green seaweeds including the
kinds called sea lettuce.
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