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| Matching Terms: | | siphonophoran, siphonophore
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 WordNet Dictionary |
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| | Definition: | | [n] marine colonial hydrozoans |
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| | Synonyms: | | order Siphonophora |
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| | See Also: | | animal order, class Hydrozoa, genus Nanomia, genus Physalia, Hydrozoa, Physalia, siphonophore |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Si`pho*noph"o*ra\, n. pl. [NL., fr. Gr. ??? a
siphon + ???? to bear.] (Zo["o]l.)
An order of pelagic Hydrozoa including species which form
complex free-swimming communities composed of numerous zooids
of various kinds, some of which act as floats or as swimming
organs, others as feeding or nutritive zooids, and others as
reproductive zooids. See Illust. under {Physallia}, and
{Porpita}.
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