"pilidium" meaning in English

{
  "etymology_templates": [
    {
      "args": {
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        "2": "grc",
        "3": "πῑλίδιον",
        "t": "little cap"
      },
      "expansion": "Ancient Greek πῑλίδιον (pīlídion, “little cap”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "-idium"
      },
      "expansion": "-idium",
      "name": "af"
    }
  ],
  "etymology_text": "From Ancient Greek πῑλίδιον (pīlídion, “little cap”), diminutive of πῖλος (pîlos), probably influenced by other formations in -idium, like miracidium, planidium, and coracidium.",
  "forms": [
    {
      "form": "pilidia",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "pilidia"
      },
      "expansion": "pilidium (plural pilidia)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -idium",
          "parents": [],
          "source": "w"
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        {
          "kind": "other",
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          "source": "w"
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          "kind": "topical",
          "langcode": "en",
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          "orig": "en:Zoology",
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            "Biology",
            "Sciences",
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            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "The free-swimming, hat-shaped larva of certain nemertean worms. It has no resemblance to its parent, and the young worm develops in its interior."
      ],
      "id": "en-pilidium-en-noun-oRctdiWR",
      "links": [
        [
          "zoology",
          "zoology"
        ],
        [
          "hat",
          "hat"
        ],
        [
          "larva",
          "larva"
        ],
        [
          "nemertean",
          "nemertean"
        ],
        [
          "worm",
          "worm"
        ]
      ],
      "raw_glosses": [
        "(zoology) The free-swimming, hat-shaped larva of certain nemertean worms. It has no resemblance to its parent, and the young worm develops in its interior."
      ],
      "related": [
        {
          "word": "pileus"
        }
      ],
      "topics": [
        "biology",
        "natural-sciences",
        "zoology"
      ]
    }
  ],
  "word": "pilidium"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "πῑλίδιον",
        "t": "little cap"
      },
      "expansion": "Ancient Greek πῑλίδιον (pīlídion, “little cap”)",
      "name": "der"
    },
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      "args": {
        "1": "en",
        "2": "-idium"
      },
      "expansion": "-idium",
      "name": "af"
    }
  ],
  "etymology_text": "From Ancient Greek πῑλίδιον (pīlídion, “little cap”), diminutive of πῖλος (pîlos), probably influenced by other formations in -idium, like miracidium, planidium, and coracidium.",
  "forms": [
    {
      "form": "pilidia",
      "tags": [
        "plural"
      ]
    }
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      "expansion": "pilidium (plural pilidia)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "pileus"
    }
  ],
  "senses": [
    {
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        "English terms suffixed with -idium",
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        "en:Zoology"
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      "glosses": [
        "The free-swimming, hat-shaped larva of certain nemertean worms. It has no resemblance to its parent, and the young worm develops in its interior."
      ],
      "links": [
        [
          "zoology",
          "zoology"
        ],
        [
          "hat",
          "hat"
        ],
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          "larva",
          "larva"
        ],
        [
          "nemertean",
          "nemertean"
        ],
        [
          "worm",
          "worm"
        ]
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      "raw_glosses": [
        "(zoology) The free-swimming, hat-shaped larva of certain nemertean worms. It has no resemblance to its parent, and the young worm develops in its interior."
      ],
      "topics": [
        "biology",
        "natural-sciences",
        "zoology"
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  ],
  "word": "pilidium"
}