"well known" meaning in English

{
  "forms": [
    {
      "form": "better known",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "best known",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "better known",
        "sup": "best known"
      },
      "expansion": "well known (comparative better known, superlative best known)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "well-known"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2021 December 29, Stephen Roberts, “Stories and facts behind railway plaques: Chester (1848)”, in RAIL, number 947, page 57",
          "text": "If you feel I have short-changed Brunel by not detailing all his accomplishments, it's only because he's so well known to us rail aficionados.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of well-known"
      ],
      "id": "en-well_known-en-adj-ZnB-1imp",
      "links": [
        [
          "well-known",
          "well-known#English"
        ]
      ],
      "raw_glosses": [
        "(predicative) Alternative form of well-known"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "predicative"
      ]
    }
  ],
  "word": "well known"
}

{
  "forms": [
    {
      "form": "better known",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "best known",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "better known",
        "sup": "best known"
      },
      "expansion": "well known (comparative better known, superlative best known)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "well-known"
        }
      ],
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2021 December 29, Stephen Roberts, “Stories and facts behind railway plaques: Chester (1848)”, in RAIL, number 947, page 57",
          "text": "If you feel I have short-changed Brunel by not detailing all his accomplishments, it's only because he's so well known to us rail aficionados.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of well-known"
      ],
      "links": [
        [
          "well-known",
          "well-known#English"
        ]
      ],
      "raw_glosses": [
        "(predicative) Alternative form of well-known"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "predicative"
      ]
    }
  ],
  "word": "well known"
}