"knower" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "know",
        "3": "-er",
        "id2": "agent noun"
      },
      "expansion": "know + -er",
      "name": "affix"
    }
  ],
  "etymology_text": "know + -er",
  "forms": [
    {
      "form": "knowers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "knower (plural knowers)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -er (agent noun)",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1968, Joseph Campbell, The Hero with a Thousand Faces, 2nd edition, London: Fontana Press, published 1993, page 9",
          "text": "The doctor is the modern master of the mythological realm, the knower of all the secret ways and words of potency.",
          "type": "quotation"
        }
      ],
      "form_of": [
        {
          "extra": "one who knows",
          "word": "know"
        }
      ],
      "glosses": [
        "Agent noun of know: one who knows."
      ],
      "id": "en-knower-en-noun-pg8kLVzD",
      "links": [
        [
          "Agent noun",
          "agent noun#English"
        ],
        [
          "know",
          "know#English"
        ]
      ],
      "tags": [
        "agent",
        "form-of"
      ]
    }
  ],
  "word": "knower"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "know",
        "3": "-er",
        "id2": "agent noun"
      },
      "expansion": "know + -er",
      "name": "affix"
    }
  ],
  "etymology_text": "know + -er",
  "forms": [
    {
      "form": "knowers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "knower (plural knowers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English agent nouns",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -er (agent noun)",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1968, Joseph Campbell, The Hero with a Thousand Faces, 2nd edition, London: Fontana Press, published 1993, page 9",
          "text": "The doctor is the modern master of the mythological realm, the knower of all the secret ways and words of potency.",
          "type": "quotation"
        }
      ],
      "form_of": [
        {
          "extra": "one who knows",
          "word": "know"
        }
      ],
      "glosses": [
        "Agent noun of know: one who knows."
      ],
      "links": [
        [
          "Agent noun",
          "agent noun#English"
        ],
        [
          "know",
          "know#English"
        ]
      ],
      "tags": [
        "agent",
        "form-of"
      ]
    }
  ],
  "word": "knower"
}