"centro-" meaning in Polish

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": "der",
        "3": "grc>κέντρον>point",
        "id": "central",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *ḱent-der.\nAncient Greek κέντρον (kéntron)der.\nPolish centro-",
      "name": "etymon"
    },
    {
      "args": {
        "1": "derived terms",
        "2": "Derived"
      },
      "expansion": "Derived",
      "name": "glossary"
    },
    {
      "args": {
        "1": "pl",
        "2": "grc",
        "3": "κέντρον",
        "4": "",
        "5": "",
        "g": "",
        "g2": "",
        "g3": "",
        "id": "",
        "lit": "",
        "nocat": "",
        "pos": "",
        "sc": "",
        "sort": "",
        "tr": "",
        "ts": ""
      },
      "expansion": "Ancient Greek κέντρον (kéntron)",
      "name": "der"
    },
    {
      "args": {
        "1": "pl",
        "2": "grc",
        "3": "κέντρον"
      },
      "expansion": "Derived from Ancient Greek κέντρον (kéntron)",
      "name": "der+"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *ḱent-der.\nAncient Greek κέντρον (kéntron)der.\nPolish centro-\nDerived from Ancient Greek κέντρον (kéntron).",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "prefix"
      },
      "expansion": "centro-",
      "name": "head"
    }
  ],
  "hyphenation": [
    "[please"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish entries with Template:pl-pr without syllabification",
          "parents": [],
          "source": "w"
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          "parents": [
            "Entries with etymology trees",
            "Entry maintenance"
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          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "centro- + lewica → centrolewica",
          "type": "example"
        }
      ],
      "glosses": [
        "centro-"
      ],
      "id": "en-centro--pl-prefix-8iPZYkxs",
      "links": [
        [
          "centro-",
          "centro-#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/t͡sɛn.trɔ/"
    },
    {
      "rhymes": "-ɛntrɔ"
    }
  ],
  "word": "centro-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": "der",
        "3": "grc>κέντρον>point",
        "id": "central",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *ḱent-der.\nAncient Greek κέντρον (kéntron)der.\nPolish centro-",
      "name": "etymon"
    },
    {
      "args": {
        "1": "derived terms",
        "2": "Derived"
      },
      "expansion": "Derived",
      "name": "glossary"
    },
    {
      "args": {
        "1": "pl",
        "2": "grc",
        "3": "κέντρον",
        "4": "",
        "5": "",
        "g": "",
        "g2": "",
        "g3": "",
        "id": "",
        "lit": "",
        "nocat": "",
        "pos": "",
        "sc": "",
        "sort": "",
        "tr": "",
        "ts": ""
      },
      "expansion": "Ancient Greek κέντρον (kéntron)",
      "name": "der"
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    {
      "args": {
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        "3": "κέντρον"
      },
      "expansion": "Derived from Ancient Greek κέντρον (kéntron)",
      "name": "der+"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *ḱent-der.\nAncient Greek κέντρον (kéntron)der.\nPolish centro-\nDerived from Ancient Greek κέντρον (kéntron).",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "prefix"
      },
      "expansion": "centro-",
      "name": "head"
    }
  ],
  "hyphenation": [
    "[please"
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "prefix",
  "senses": [
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        "Pages with 4 entries",
        "Pages with entries",
        "Polish 2-syllable words",
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        "Polish entries with incorrect language header",
        "Polish lemmas",
        "Polish prefixes",
        "Polish terms derived from Ancient Greek",
        "Polish terms derived from Proto-Indo-European",
        "Polish terms with IPA pronunciation",
        "Rhymes:Polish/ɛntrɔ",
        "Rhymes:Polish/ɛntrɔ/2 syllables"
      ],
      "examples": [
        {
          "text": "centro- + lewica → centrolewica",
          "type": "example"
        }
      ],
      "glosses": [
        "centro-"
      ],
      "links": [
        [
          "centro-",
          "centro-#English"
        ]
      ],
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        "morpheme"
      ]
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  ],
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    {
      "ipa": "/t͡sɛn.trɔ/"
    },
    {
      "rhymes": "-ɛntrɔ"
    }
  ],
  "word": "centro-"
}