"lexical choice" meaning in English

{
  "head_templates": [
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      "expansion": "lexical choice (uncountable)",
      "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"
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Computational linguistics",
          "orig": "en:Computational linguistics",
          "parents": [
            "Computer science",
            "Linguistics",
            "Computing",
            "Sciences",
            "Language",
            "Social sciences",
            "Technology",
            "All topics",
            "Communication",
            "Society",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "The selection of content words in a generated text."
      ],
      "id": "en-lexical_choice-en-noun-ZYFNSArU",
      "links": [
        [
          "computational linguistics",
          "computational linguistics"
        ],
        [
          "selection",
          "selection"
        ],
        [
          "content word",
          "content word"
        ],
        [
          "text",
          "text"
        ]
      ],
      "raw_glosses": [
        "(computational linguistics) The selection of content words in a generated text."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "computational",
        "computing",
        "engineering",
        "human-sciences",
        "linguistics",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "lexical choice"
      ]
    }
  ],
  "word": "lexical choice"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "lexical choice (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "en:Computational linguistics"
      ],
      "glosses": [
        "The selection of content words in a generated text."
      ],
      "links": [
        [
          "computational linguistics",
          "computational linguistics"
        ],
        [
          "selection",
          "selection"
        ],
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          "content word",
          "content word"
        ],
        [
          "text",
          "text"
        ]
      ],
      "raw_glosses": [
        "(computational linguistics) The selection of content words in a generated text."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "computational",
        "computing",
        "engineering",
        "human-sciences",
        "linguistics",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "lexical choice"
      ]
    }
  ],
  "word": "lexical choice"
}