mushroom jellyfish


Definition of mushroom jellyfish

: a large scyphozoan jellyfish (Rhopilema verrilli) with a spherical, usually cream-colored umbrella, fingerlike oral arms, and no tentacles

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First Known Use of mushroom jellyfish

1982, in the meaning defined above

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The first known use of mushroom jellyfish was in 1982

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to speak slightingly about or to degrade

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