"brain gain" meaning in English

{
  "forms": [
    {
      "form": "brain gains",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "brain gain (plural brain gains)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "antonyms": [
        {
          "word": "brain drain"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English reduplications",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English rhyming compounds",
          "parents": [
            "Rhyming compounds",
            "Compound terms",
            "Rhyming phrases",
            "Terms by etymology",
            "Phrases",
            "Lemmas",
            "Multiword terms"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Mandarin translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Russian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Human migration",
          "orig": "en:Human migration",
          "parents": [
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An increase in the number of skilled workers in a country as a result of immigration."
      ],
      "id": "en-brain_gain-en-noun-6nZqeXd3",
      "links": [
        [
          "increase",
          "increase"
        ],
        [
          "skilled",
          "skilled"
        ],
        [
          "worker",
          "worker"
        ],
        [
          "immigration",
          "immigration"
        ]
      ],
      "synonyms": [
        {
          "word": "brain-gain"
        }
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "immigration of educated people",
          "word": "人才引進"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "réncái yǐnjìn",
          "sense": "immigration of educated people",
          "word": "人才引进"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "immigration of educated people",
          "word": "aivotuonti"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "pritók mozgóv",
          "sense": "immigration of educated people",
          "tags": [
            "masculine"
          ],
          "word": "прито́к мозго́в"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "pritók umóv",
          "sense": "immigration of educated people",
          "tags": [
            "masculine"
          ],
          "word": "прито́к умо́в"
        }
      ]
    }
  ],
  "word": "brain gain"
}

{
  "forms": [
    {
      "form": "brain gains",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "brain gain (plural brain gains)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "antonyms": [
        {
          "word": "brain drain"
        }
      ],
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English reduplications",
        "English rhyming compounds",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Finnish translations",
        "Terms with Mandarin translations",
        "Terms with Russian translations",
        "en:Human migration"
      ],
      "glosses": [
        "An increase in the number of skilled workers in a country as a result of immigration."
      ],
      "links": [
        [
          "increase",
          "increase"
        ],
        [
          "skilled",
          "skilled"
        ],
        [
          "worker",
          "worker"
        ],
        [
          "immigration",
          "immigration"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "brain-gain"
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "immigration of educated people",
      "word": "人才引進"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "réncái yǐnjìn",
      "sense": "immigration of educated people",
      "word": "人才引进"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "immigration of educated people",
      "word": "aivotuonti"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "pritók mozgóv",
      "sense": "immigration of educated people",
      "tags": [
        "masculine"
      ],
      "word": "прито́к мозго́в"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "pritók umóv",
      "sense": "immigration of educated people",
      "tags": [
        "masculine"
      ],
      "word": "прито́к умо́в"
    }
  ],
  "word": "brain gain"
}