"REE" meaning in English

{
  "forms": [
    {
      "form": "REEs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "REE (plural REEs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "rare earth element"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
        },
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          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
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          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Geology",
          "orig": "en:Geology",
          "parents": [
            "Earth sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "HREE"
        },
        {
          "word": "KREEP"
        },
        {
          "word": "LREE"
        }
      ],
      "examples": [
        {
          "ref": "2014, Broder J. Merkel, Alireza Arab, Uranium - Past and Future Challenges: Proceedings of the 7th International Conference on Uranium Mining and Hydrogeology, page 27:",
          "text": "REE-bearing minerals in these occurrences are allanite, betafite, brannerite, davidite, euxenite, fergusonite, florencite, monazite, polycrase, samarskite, synchysite, thorite, xenotime and yttrocrasite.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Initialism of rare earth element."
      ],
      "id": "en-REE-en-noun-4m4IivNT",
      "links": [
        [
          "geology",
          "geology"
        ],
        [
          "rare earth element",
          "rare earth element#English"
        ]
      ],
      "raw_glosses": [
        "(geology) Initialism of rare earth element."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "geography",
        "geology",
        "natural-sciences"
      ]
    }
  ],
  "word": "REE"
}

{
  "derived": [
    {
      "word": "HREE"
    },
    {
      "word": "KREEP"
    },
    {
      "word": "LREE"
    }
  ],
  "forms": [
    {
      "form": "REEs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "REE (plural REEs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "rare earth element"
        }
      ],
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        "English countable nouns",
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        "English initialisms",
        "English lemmas",
        "English nouns",
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        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned",
        "en:Geology"
      ],
      "examples": [
        {
          "ref": "2014, Broder J. Merkel, Alireza Arab, Uranium - Past and Future Challenges: Proceedings of the 7th International Conference on Uranium Mining and Hydrogeology, page 27:",
          "text": "REE-bearing minerals in these occurrences are allanite, betafite, brannerite, davidite, euxenite, fergusonite, florencite, monazite, polycrase, samarskite, synchysite, thorite, xenotime and yttrocrasite.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Initialism of rare earth element."
      ],
      "links": [
        [
          "geology",
          "geology"
        ],
        [
          "rare earth element",
          "rare earth element#English"
        ]
      ],
      "raw_glosses": [
        "(geology) Initialism of rare earth element."
      ],
      "tags": [
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        "alt-of",
        "initialism"
      ],
      "topics": [
        "geography",
        "geology",
        "natural-sciences"
      ]
    }
  ],
  "word": "REE"
}