"protoform" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "proto",
        "3": "form"
      },
      "expansion": "proto- + form",
      "name": "prefix"
    }
  ],
  "etymology_text": "From proto- + form.",
  "forms": [
    {
      "form": "protoforms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "protoform (plural protoforms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "81 19",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "60 40",
          "kind": "other",
          "name": "English terms prefixed with proto-",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "84 16",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "91 9",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Synonym of urform (“basic or original form”)"
      ],
      "id": "en-protoform-en-noun-aJcCC54Y",
      "links": [
        [
          "urform",
          "urform#English"
        ]
      ],
      "synonyms": [
        {
          "extra": "basic or original form",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "urform"
        }
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Linguistics",
          "orig": "en:Linguistics",
          "parents": [
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A hypothetical form of a word, reconstructed from derived words."
      ],
      "id": "en-protoform-en-noun-QDvwmae4",
      "links": [
        [
          "linguistics",
          "linguistics"
        ],
        [
          "hypothetical",
          "hypothetical"
        ],
        [
          "form",
          "form"
        ],
        [
          "word",
          "word"
        ],
        [
          "reconstructed",
          "reconstructed"
        ],
        [
          "derived",
          "derived"
        ]
      ],
      "raw_glosses": [
        "(linguistics) A hypothetical form of a word, reconstructed from derived words."
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "word": "protoform"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms prefixed with proto-",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "proto",
        "3": "form"
      },
      "expansion": "proto- + form",
      "name": "prefix"
    }
  ],
  "etymology_text": "From proto- + form.",
  "forms": [
    {
      "form": "protoforms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "protoform (plural protoforms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "Synonym of urform (“basic or original form”)"
      ],
      "links": [
        [
          "urform",
          "urform#English"
        ]
      ],
      "synonyms": [
        {
          "extra": "basic or original form",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "urform"
        }
      ]
    },
    {
      "categories": [
        "en:Linguistics"
      ],
      "glosses": [
        "A hypothetical form of a word, reconstructed from derived words."
      ],
      "links": [
        [
          "linguistics",
          "linguistics"
        ],
        [
          "hypothetical",
          "hypothetical"
        ],
        [
          "form",
          "form"
        ],
        [
          "word",
          "word"
        ],
        [
          "reconstructed",
          "reconstructed"
        ],
        [
          "derived",
          "derived"
        ]
      ],
      "raw_glosses": [
        "(linguistics) A hypothetical form of a word, reconstructed from derived words."
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "word": "protoform"
}