"heterogram" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "hetero",
        "3": "gram"
      },
      "expansion": "hetero- + -gram",
      "name": "confix"
    }
  ],
  "etymology_text": "hetero- + -gram",
  "forms": [
    {
      "form": "heterograms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "heterogram (plural heterograms)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0",
      "word": "isogram"
    }
  ],
  "senses": [
    {
      "glosses": [
        "A word or phrase in which no letter occurs more than once."
      ],
      "id": "en-heterogram-en-noun-FeXqv2ON",
      "links": [
        [
          "word",
          "word"
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        [
          "phrase",
          "phrase"
        ],
        [
          "letter",
          "letter"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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            "Entry maintenance"
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          "source": "w+disamb"
        },
        {
          "_dis": "36 64",
          "kind": "other",
          "name": "English terms prefixed with hetero-",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "22 78",
          "kind": "other",
          "name": "English terms suffixed with -gram",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "12 88",
          "kind": "topical",
          "langcode": "en",
          "name": "Palaeography",
          "orig": "en:Palaeography",
          "parents": [
            "Writing",
            "Human behaviour",
            "Language",
            "Human",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The spelling of a foreign language used as a logogram/ideogram."
      ],
      "id": "en-heterogram-en-noun-5S3j~El-",
      "links": [
        [
          "foreign",
          "foreign"
        ],
        [
          "language",
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        ],
        [
          "logogram",
          "logogram"
        ],
        [
          "ideogram",
          "ideogram"
        ]
      ]
    }
  ],
  "wikipedia": [
    "Heterogram (literature)"
  ],
  "word": "heterogram"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms prefixed with hetero-",
    "English terms suffixed with -gram",
    "en:Palaeography"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "hetero",
        "3": "gram"
      },
      "expansion": "hetero- + -gram",
      "name": "confix"
    }
  ],
  "etymology_text": "hetero- + -gram",
  "forms": [
    {
      "form": "heterograms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "heterogram (plural heterograms)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "isogram"
    }
  ],
  "senses": [
    {
      "glosses": [
        "A word or phrase in which no letter occurs more than once."
      ],
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        ],
        [
          "phrase",
          "phrase"
        ],
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          "letter",
          "letter"
        ]
      ]
    },
    {
      "glosses": [
        "The spelling of a foreign language used as a logogram/ideogram."
      ],
      "links": [
        [
          "foreign",
          "foreign"
        ],
        [
          "language",
          "language"
        ],
        [
          "logogram",
          "logogram"
        ],
        [
          "ideogram",
          "ideogram"
        ]
      ]
    }
  ],
  "wikipedia": [
    "Heterogram (literature)"
  ],
  "word": "heterogram"
}