Meaning of jellyfish. : Los genes de la medusa producen una proteína verde fluorescente. The typical form of free-swimming jellyfish is known as the medusa stage. Any of numerous usually free-swimming marine cnidarians of the class Scyphozoa, characteristically having a gelatinous, tentacled, often bell-shaped medusa stage as the dominant phase of its life cycle. .] ... swimming marine cnidarians of the class Scyphozoa, characteristically having a gelatinous, tentacled, often bell-shaped medusa stage … A cnidarian, a member of the phylum Cnidaria. ‘A medusa, or jellyfish, is part of the life cycle of just one major group of animals, the cnidarians.’ More example sentences ‘Cnidarians have two basic body forms, medusa and polyp.’ What does Medusa mean? Dictionary ! Definition of Medusa in the Definitions.net dictionary. Meaning of Medusa. Box jellyfish is the common name for any of the radially symmetrical, marine invertebrates comprising the Cnidarian class Cubozoa, characterized by generally well-developed eyes and a life cycle dominated by a cube-shaped medusa stage. Menu. The jellyfish genes produce a fluorescent green protein. The box jellyfish is … Medusa, in zoology, one of two principal body types occurring in members of the invertebrate animal phylum Cnidaria.It is the typical form of the jellyfish. Irukandji jellyfish (/ ˌ ɪr ə ˈ k æ n dʒ i / IRR-ə-KAN-jee) are any of several similar, extremely venomous species of box jellyfish.With an adult size of about a cubic centimetre (1 cm 3), they are both the smallest and one of the most venomous jellyfish in the world. Freebase (1.00 / 1 vote) Rate this definition: In this class, the life cycle of Jellyfish shows Medusa stage which is the dominant and conspicuous zooid. The fact is, though, that jellyfish have complex life cycles, in which they go through no less than six different developmental stages. What does jellyfish mean? Gr. They inhabit the northern marine waters of Australia. The upper surface is called the … The main difference between box jellyfish and true jellyfish is that box jellyfish has a box-shape medusa, whereas true jellyfish can have differently-shaped medusa. Batya, a waitress at weddings, comes across a mute child who seemingly emerges from the sea. While, the polypoid form is the short larval stage. Learn more about the characteristics and natural history of jellyfish in this article. The polyp is anchored with its mouth and tentacles facing up. Jellyfish (; Meduzot) is a 2007 Israeli film based on a story by Shira Geffen and directed by her husband, Etgar Keret.The film tells the story of three women in Tel Aviv whose intersecting lives paint a pessimistic portrait of Israeli secular life. medusa (pl. Medusae usually reproduce sexually, giving rise to a POLYP stage from which the medusae are produced asexually Medusae form the dominant phase of the life history of members of the class … Traducir medusa de español a Inglés. Jellyfish stings can be painful to humans and, from certain species, they can even be deadly. Close-up of purple jellyfish: Bruce H. Obison. Definition of jellyfish in the Definitions.net dictionary. A polyp is the form that attaches to a surface, while a medusa is the form that is free-floating; a species of cnidarian may take each form in a different phase of its life. ... but for these jellyfish it was a disaster. jellyfish (countable and uncountable, plural jellyfish or jellyfishes) An almost transparent aquatic animal; any one of the acalephs, especially one of the larger species, having a jellylike appearance. 水母 definition at Chinese.Yabla.com, a free online dictionary with English, Mandarin Chinese, Pinyin, Strokes & Audio. The medusa is a free-swimming, reverse version of the polyp. Find words for medusa in English in this Spanish-English dictionary. Enrich your vocabulary with the English Definition dictionary Medusa In cnidarians, a medusa is a body form that is often free living. The medusas then develop and release gametes. A jellyfish (or sea jelly, since it isn't really fish) is a medusa. Moon jellyfish is the common name for the species Aurelia aurita, and they're one of the most common species of jellyfish. They have a simple body consisting of a central gut cavity surrounded by tentacles. Freebase (0.00 / 0 votes) Rate this definition: Jellyfish. : Monica got stung by a jellyfish. A jelly-like substance called mesoglea lies between the outer and inner layers of the body. It is one of the few known cases of animals capable of reverting completely to a sexually immature, colonial stage after having reached sexual maturity as a solitary individual. Medusa Regional drug slang for an inhalant. 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