Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of various cnidarians of the class Hydrozoa, including the hydras, hydroids, and siphonophores, which exhibit alternation of generations between the polyp and medusa stage or exist in only one or the other stage.
from The Century Dictionary.
- Pertaining to the Hydrozoa; resembling the Hydrozoa, or having their characters.
- noun One of the Hydrozoa, as an acaleph, medusan, or jelly-fish.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun biology Any of many
colonial coelenterates , of the classHydrozoa , including thehydras ,hydroids , hydrocorals, andsiphonophores .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun colonial coelenterates having the polyp phase dominant
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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Turritopsis Nutricula is technically known as a hydrozoan and is the only known animal that is capable of reverting completely to its younger self.
The 'Immortal' jellyfish Not a sheep 2009
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Turritopsis Nutricula is technically known as a hydrozoan and is the only known animal that is capable of reverting completely to its younger self.
Malnurtured Snay 2009
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Turritopsis Nutricula is technically known as a hydrozoan and is the only known animal that is capable of reverting completely to its younger self.
Malnurtured Snay 2009
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Turritopsis is technically known as a 'hydrozoan' and is the only animal that is capable of reverting completely to its younger self.
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Turritopsis nutricula, a hydrozoan, may be as close as it gets to an "immortal" creature, reverting back to its juvenile polyp stage after mating.
Archive 2009-01-01 2009
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Scientists say the hydrozoan jellyfish is the only known animal that can repeatedly turn back the hands of time and revert to its polyp state its first stage of life.
Archive 2010-03-14 Bill Crider 2010
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The hydrozoan Turritopsis nutricula has evolved a remarkable variation on this theme, and in so doing appears to have achieved immortality.
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The hydrozoan Turritopsis nutricula has evolved a remarkable variation on this theme, and in so doing appears to have achieved immortality.
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"Fire coral", actually a hydrozoan, causes skin irritation, corals are sharp and can cause cuts.
Chapter 8 1983
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This tiny hydrozoan can reverse the aging process, transforming from its mature form into its immature form, and back again.
Matador Network 2010
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