"termgraph" meaning in English

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  "etymology_text": "term + graph",
  "forms": [
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      "form": "termgraphs",
      "tags": [
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  "pos": "noun",
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      ],
      "glosses": [
        "A form of graph used to describe data structures"
      ],
      "id": "en-termgraph-en-noun-owQeLfoH",
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      "raw_glosses": [
        "(mathematics) A form of graph used to describe data structures"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
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  "word": "termgraph"
}

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      "expansion": "term + graph",
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    }
  ],
  "etymology_text": "term + graph",
  "forms": [
    {
      "form": "termgraphs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "termgraph (plural termgraphs)",
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  "lang_code": "en",
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        "A form of graph used to describe data structures"
      ],
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          "graph",
          "graph"
        ],
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          "data structure",
          "data structure"
        ]
      ],
      "raw_glosses": [
        "(mathematics) A form of graph used to describe data structures"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "termgraph"
}