"hendeca-" meaning in English

{
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      "args": {
        "1": "en",
        "2": "grc",
        "3": "ἕνδεκα",
        "t": "eleven"
      },
      "expansion": "Ancient Greek ἕνδεκα (héndeka, “eleven”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek ἕνδεκα (héndeka, “eleven”).",
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      "args": {
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        "2": "prefix",
        "head": "",
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      "expansion": "hendeca-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "hendeca-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Eleven",
          "orig": "en:Eleven",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "eleven"
      ],
      "id": "en-hendeca--en-prefix-6XkHTr1W",
      "links": [
        [
          "eleven",
          "eleven"
        ]
      ],
      "related": [
        {
          "word": "number"
        }
      ],
      "synonyms": [
        {
          "word": "undeca-"
        },
        {
          "word": "hendeka-"
        }
      ],
      "tags": [
        "morpheme"
      ],
      "wikipedia": [
        "number prefix"
      ]
    }
  ],
  "word": "hendeca-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "ἕνδεκα",
        "t": "eleven"
      },
      "expansion": "Ancient Greek ἕνδεκα (héndeka, “eleven”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek ἕνδεκα (héndeka, “eleven”).",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "hendeca-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "hendeca-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "related": [
    {
      "word": "number"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English prefixes",
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        "en:Eleven"
      ],
      "glosses": [
        "eleven"
      ],
      "links": [
        [
          "eleven",
          "eleven"
        ]
      ],
      "tags": [
        "morpheme"
      ],
      "wikipedia": [
        "number prefix"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "undeca-"
    },
    {
      "word": "hendeka-"
    }
  ],
  "word": "hendeca-"
}