"Dęby" meaning in Polish

{
  "etymology_text": "From dąb (“oak”).",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "proper noun"
      },
      "expansion": "Dęby",
      "name": "head"
    }
  ],
  "hyphenation": [
    "Dę‧by"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish surnames",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "a surname"
      ],
      "id": "en-Dęby-pl-name-v2O7m9sM",
      "links": [
        [
          "surname",
          "surname"
        ]
      ],
      "synonyms": [
        {
          "tags": [
            "surname"
          ],
          "word": "Demby"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdɛm.bɨ/"
    },
    {
      "rhymes": "-ɛmbɨ"
    }
  ],
  "word": "Dęby"
}

{
  "etymology_text": "From dąb (“oak”).",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "proper noun"
      },
      "expansion": "Dęby",
      "name": "head"
    }
  ],
  "hyphenation": [
    "Dę‧by"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Polish 2-syllable words",
        "Polish entries with incorrect language header",
        "Polish lemmas",
        "Polish proper nouns",
        "Polish surnames",
        "Polish terms with IPA pronunciation",
        "Rhymes:Polish/ɛmbɨ",
        "Rhymes:Polish/ɛmbɨ/2 syllables"
      ],
      "glosses": [
        "a surname"
      ],
      "links": [
        [
          "surname",
          "surname"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdɛm.bɨ/"
    },
    {
      "rhymes": "-ɛmbɨ"
    }
  ],
  "synonyms": [
    {
      "tags": [
        "surname"
      ],
      "word": "Demby"
    }
  ],
  "word": "Dęby"
}