"shell-less" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "shell",
        "3": "less"
      },
      "expansion": "shell + -less",
      "name": "suffix"
    }
  ],
  "etymology_text": "From shell + -less.",
  "head_templates": [
    {
      "args": {
        "1": "-",
        "head": "shell-less"
      },
      "expansion": "shell-less (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "Lacking a shell."
      ],
      "id": "en-shell-less-en-adj-BNtd8fMK",
      "links": [
        [
          "shell",
          "shell"
        ]
      ],
      "tags": [
        "not-comparable"
      ],
      "translations": [
        {
          "_dis1": "98 2",
          "code": "fi",
          "lang": "Finnish",
          "sense": "lacking a shell",
          "word": "kuoreton"
        }
      ]
    },
    {
      "categories": [
        {
          "_dis": "21 79",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "20 80",
          "kind": "other",
          "name": "English terms suffixed with -less",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "14 86",
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w+disamb"
        },
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          "_dis": "11 89",
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          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
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        {
          "_dis": "7 93",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
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        },
        {
          "_dis": "12 88",
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "12 88",
          "kind": "other",
          "name": "Terms with Hebrew translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Unprotected, vulnerable."
      ],
      "id": "en-shell-less-en-adj-oTvPakQg",
      "links": [
        [
          "vulnerable",
          "vulnerable"
        ]
      ],
      "tags": [
        "not-comparable"
      ],
      "translations": [
        {
          "_dis1": "2 98",
          "code": "he",
          "lang": "Hebrew",
          "sense": "unprotected, vulnerable",
          "word": "פגיע"
        }
      ]
    }
  ],
  "word": "shell-less"
}

{
  "categories": [
    "English adjectives",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English terms suffixed with -less",
    "English uncomparable adjectives",
    "Entries with translation boxes",
    "Pages with 1 entry",
    "Pages with entries",
    "Terms with Finnish translations",
    "Terms with Hebrew translations"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "shell",
        "3": "less"
      },
      "expansion": "shell + -less",
      "name": "suffix"
    }
  ],
  "etymology_text": "From shell + -less.",
  "head_templates": [
    {
      "args": {
        "1": "-",
        "head": "shell-less"
      },
      "expansion": "shell-less (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "Lacking a shell."
      ],
      "links": [
        [
          "shell",
          "shell"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    },
    {
      "glosses": [
        "Unprotected, vulnerable."
      ],
      "links": [
        [
          "vulnerable",
          "vulnerable"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "lacking a shell",
      "word": "kuoreton"
    },
    {
      "code": "he",
      "lang": "Hebrew",
      "sense": "unprotected, vulnerable",
      "word": "פגיע"
    }
  ],
  "word": "shell-less"
}