"smooth clam" meaning in English

{
  "forms": [
    {
      "form": "smooth clams",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "smooth clam (plural smooth clams)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
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          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
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        },
        {
          "kind": "other",
          "name": "Terms with Greek translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Venerida order mollusks",
          "orig": "en:Venerida order mollusks",
          "parents": [
            "Bivalves",
            "Mollusks",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The bivalve mollusk, Callista chione."
      ],
      "id": "en-smooth_clam-en-noun-SRy-rJV3",
      "links": [
        [
          "bivalve",
          "bivalve#English"
        ],
        [
          "mollusk",
          "mollusk#English"
        ]
      ],
      "translations": [
        {
          "code": "el",
          "lang": "Greek",
          "roman": "gyalisterí",
          "sense": "bivalve",
          "tags": [
            "feminine"
          ],
          "word": "γυαλιστερή"
        }
      ]
    }
  ],
  "word": "smooth clam"
}

{
  "forms": [
    {
      "form": "smooth clams",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "smooth clam (plural smooth clams)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries using missing taxonomic name (species)",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Greek translations",
        "en:Venerida order mollusks"
      ],
      "glosses": [
        "The bivalve mollusk, Callista chione."
      ],
      "links": [
        [
          "bivalve",
          "bivalve#English"
        ],
        [
          "mollusk",
          "mollusk#English"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "el",
      "lang": "Greek",
      "roman": "gyalisterí",
      "sense": "bivalve",
      "tags": [
        "feminine"
      ],
      "word": "γυαλιστερή"
    }
  ],
  "word": "smooth clam"
}