"hydrozoa" meaning in English

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  "etymology_text": "From Ancient Greek ὕδρος (húdros, “water snake”) (from Ancient Greek ὕδωρ (húdōr, “water”)) + ζῷον (zôion, “animal”).",
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        {
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          "name": "Hydrozoans",
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      "derived": [
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          "word": "hydrozoal"
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        "A large group of marine animals, of the class Hydrozoa, whose life cycles contain a sexual and asexual stage"
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          "Hydrozoa",
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          "life cycle",
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          "asexual",
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        {
          "word": "hydrozoan"
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  "word": "hydrozoa"
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