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Any of various marine cnidarians of the class Scyphozoa, which includes most of the jellyfishes, characterized by the absence of a polyp stage or by a polyp that is extremely small.
[From New Latin Scyphozōa, class name : Greek skuphos, cup + New Latin -zōa, pl. of -zōon, -zoon.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Animals) any marine medusoid coelenterate of the class Scyphozoa; a jellyfish
(Animals) of, relating to, or belonging to the Scyphozoa
[C19: via New Latin from Greek skuphos bowl + zōion animal]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
scy•pho•zo•an(ˌsaɪ fəˈzoʊ ən)
1. any cnidarian of the class Scyphozoa, comprising the true marine jellyfishes.adj.
2. belonging or pertaining to the scyphozoans.
[1910–15; < New Latin Scyphozo(a)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||scyphozoan - any of various usually free-swimming marine coelenterates having a gelatinous medusoid stage as the dominant phase of its life cycle|
cnidarian, coelenterate - radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms
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