"horse mussel" meaning in English

{
  "forms": [
    {
      "form": "horse mussels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "horse mussel (plural horse mussels)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "glosses": [
        "Atrina zelandica, a large bivalve common from low tide to 45 m depth with a thin, dark, wedge-shaped shell covered with hollow spines."
      ],
      "id": "en-horse_mussel-en-noun-JWGD5r7g",
      "translations": [
        {
          "_dis1": "77 23 0 0",
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "konska mida",
          "sense": "Atrina zelandica",
          "tags": [
            "feminine"
          ],
          "word": "конска мида"
        },
        {
          "_dis1": "77 23 0 0",
          "code": "mi",
          "lang": "Maori",
          "sense": "Atrina zelandica",
          "word": "waharoa"
        },
        {
          "_dis1": "77 23 0 0",
          "code": "mi",
          "lang": "Maori",
          "sense": "Atrina zelandica",
          "word": "hururoa"
        },
        {
          "_dis1": "77 23 0 0",
          "code": "mi",
          "lang": "Maori",
          "sense": "Atrina zelandica",
          "word": "kūkuku"
        },
        {
          "_dis1": "77 23 0 0",
          "code": "mi",
          "lang": "Maori",
          "sense": "Atrina zelandica",
          "word": "kūkukuroa"
        },
        {
          "_dis1": "77 23 0 0",
          "code": "mi",
          "lang": "Maori",
          "sense": "Atrina zelandica",
          "word": "kukupati"
        },
        {
          "_dis1": "77 23 0 0",
          "code": "mi",
          "lang": "Maori",
          "sense": "Atrina zelandica",
          "word": "kūpā"
        }
      ]
    },
    {
      "categories": [],
      "glosses": [
        "Atrina squamifera"
      ],
      "id": "en-horse_mussel-en-noun-Fvq5f37V"
    },
    {
      "categories": [],
      "glosses": [
        "Modiolus modiolus"
      ],
      "id": "en-horse_mussel-en-noun-d4TcvCGc"
    },
    {
      "categories": [
        {
          "_dis": "25 1 28 46",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "23 1 14 62",
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "16 1 16 67",
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "27 2 16 55",
          "kind": "lifeform",
          "langcode": "en",
          "name": "Bivalves",
          "orig": "en:Bivalves",
          "parents": [
            "Mollusks",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Any species in genus Modiolus"
      ],
      "id": "en-horse_mussel-en-noun-Awie37zb",
      "links": [
        [
          "Modiolus",
          "Modiolus#Translingual"
        ]
      ]
    }
  ],
  "word": "horse mussel"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English entries with topic categories using raw markup",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English terms with non-redundant non-automated sortkeys",
    "Requests for review of Irish translations",
    "en:Bivalves"
  ],
  "forms": [
    {
      "form": "horse mussels",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "horse mussel (plural horse mussels)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Entries using missing taxonomic name (species)"
      ],
      "glosses": [
        "Atrina zelandica, a large bivalve common from low tide to 45 m depth with a thin, dark, wedge-shaped shell covered with hollow spines."
      ]
    },
    {
      "categories": [
        "Entries using missing taxonomic name (species)"
      ],
      "glosses": [
        "Atrina squamifera"
      ]
    },
    {
      "categories": [
        "Entries using missing taxonomic name (species)"
      ],
      "glosses": [
        "Modiolus modiolus"
      ]
    },
    {
      "glosses": [
        "Any species in genus Modiolus"
      ],
      "links": [
        [
          "Modiolus",
          "Modiolus#Translingual"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "konska mida",
      "sense": "Atrina zelandica",
      "tags": [
        "feminine"
      ],
      "word": "конска мида"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "Atrina zelandica",
      "word": "waharoa"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "Atrina zelandica",
      "word": "hururoa"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "Atrina zelandica",
      "word": "kūkuku"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "Atrina zelandica",
      "word": "kūkukuroa"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "Atrina zelandica",
      "word": "kukupati"
    },
    {
      "code": "mi",
      "lang": "Maori",
      "sense": "Atrina zelandica",
      "word": "kūpā"
    }
  ],
  "word": "horse mussel"
}