"mega-" meaning in Polish

{
  "etymology_links": [
    [
      "μέγα-",
      "μέγα-#Ancient_Greek"
    ]
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": ":lbor",
        "3": "grc:μέγα-",
        "text": "+",
        "tree": "1"
      },
      "expansion": "[Appendix:Glossary#learned_borrowing|Learned borrowing]] from\", \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"μέγα-\", \"status\" : \"missing\", \"lang\" : \"grc\" } ], \"keyword\" : \"lbor\" } ], \"lang_name\" : \"Polish\", \"term\" : \"mega-\", \"status\" : \"ok\", \"lang\" : \"pl\" }\" data-lang=\"pl\" data-title=\"mega-\">\nLearned borrowing from Ancient Greek μέγα- (méga-).",
      "name": "ety"
    }
  ],
  "etymology_text": "Learned borrowing from Ancient Greek μέγα- (méga-).",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "prefix"
      },
      "expansion": "mega-",
      "name": "head"
    }
  ],
  "hyphenation": [
    "me‧ga-"
  ],
  "hyphenations": [
    {
      "parts": [
        "me‧ga",
        ""
      ]
    }
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 23 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish entries referencing missing etymons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish entries with etymology texts",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish entries with etymon",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "mega-"
      ],
      "id": "en-mega--pl-prefix-WQ~VZXjM",
      "links": [
        [
          "mega-",
          "mega-#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/mɛ.ɡa/"
    },
    {
      "rhymes": "-ɛɡa"
    },
    {
      "homophone": "mega"
    }
  ],
  "word": "mega-"
}

{
  "etymology_links": [
    [
      "μέγα-",
      "μέγα-#Ancient_Greek"
    ]
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": ":lbor",
        "3": "grc:μέγα-",
        "text": "+",
        "tree": "1"
      },
      "expansion": "[Appendix:Glossary#learned_borrowing|Learned borrowing]] from\", \"terms\" : [ { \"children\" : [ ], \"lang_name\" : \"Ancient Greek\", \"term\" : \"μέγα-\", \"status\" : \"missing\", \"lang\" : \"grc\" } ], \"keyword\" : \"lbor\" } ], \"lang_name\" : \"Polish\", \"term\" : \"mega-\", \"status\" : \"ok\", \"lang\" : \"pl\" }\" data-lang=\"pl\" data-title=\"mega-\">\nLearned borrowing from Ancient Greek μέγα- (méga-).",
      "name": "ety"
    }
  ],
  "etymology_text": "Learned borrowing from Ancient Greek μέγα- (méga-).",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "prefix"
      },
      "expansion": "mega-",
      "name": "head"
    }
  ],
  "hyphenation": [
    "me‧ga-"
  ],
  "hyphenations": [
    {
      "parts": [
        "me‧ga",
        ""
      ]
    }
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Pages using catfix",
        "Pages using etymon with no ID",
        "Pages with 23 entries",
        "Pages with entries",
        "Pages with etymon",
        "Polish 2-syllable words",
        "Polish entries referencing missing etymons",
        "Polish entries with etymology texts",
        "Polish entries with etymon",
        "Polish entries with incorrect language header",
        "Polish learned borrowings from Ancient Greek",
        "Polish lemmas",
        "Polish prefixes",
        "Polish terms borrowed from Ancient Greek",
        "Polish terms derived from Ancient Greek",
        "Polish terms with IPA pronunciation",
        "Polish terms with audio pronunciation",
        "Polish terms with homophones",
        "Rhymes:Polish/ɛɡa",
        "Rhymes:Polish/ɛɡa/2 syllables"
      ],
      "glosses": [
        "mega-"
      ],
      "links": [
        [
          "mega-",
          "mega-#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/mɛ.ɡa/"
    },
    {
      "rhymes": "-ɛɡa"
    },
    {
      "homophone": "mega"
    }
  ],
  "word": "mega-"
}