"r.e." meaning in English

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      "expansion": "r.e. (not comparable)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "recursively enumerable"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Theory of computing",
          "orig": "en:Theory of computing",
          "parents": [
            "Computer science",
            "Computing",
            "Sciences",
            "Technology",
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      ],
      "glosses": [
        "Abbreviation of recursively enumerable."
      ],
      "id": "en-r.e.-en-adj-3TFz7RV7",
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "theory",
          "theory"
        ],
        [
          "recursively enumerable",
          "recursively enumerable#English"
        ]
      ],
      "raw_glosses": [
        "(computing theory) Abbreviation of recursively enumerable."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "not-comparable"
      ],
      "topics": [
        "computing",
        "computing-theory",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
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    }
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  "word": "r.e."
}

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      "expansion": "r.e.",
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      "args": {},
      "expansion": "r.e.",
      "name": "en-prep"
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  "lang": "English",
  "lang_code": "en",
  "pos": "prep",
  "senses": [
    {
      "alt_of": [
        {
          "word": "re"
        }
      ],
      "categories": [],
      "glosses": [
        "Misspelling of re."
      ],
      "id": "en-r.e.-en-prep-yxtEiuK2",
      "links": [
        [
          "re",
          "re#English"
        ]
      ],
      "tags": [
        "alt-of",
        "misspelling"
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    }
  ],
  "word": "r.e."
}

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    "English adjectives",
    "English entries with incorrect language header",
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    "English prepositions",
    "English terms spelled with .",
    "English uncomparable adjectives",
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "recursively enumerable"
        }
      ],
      "categories": [
        "English abbreviations",
        "en:Theory of computing"
      ],
      "glosses": [
        "Abbreviation of recursively enumerable."
      ],
      "links": [
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          "computing",
          "computing#Noun"
        ],
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          "theory",
          "theory"
        ],
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          "recursively enumerable",
          "recursively enumerable#English"
        ]
      ],
      "raw_glosses": [
        "(computing theory) Abbreviation of recursively enumerable."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "not-comparable"
      ],
      "topics": [
        "computing",
        "computing-theory",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
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    }
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  "word": "r.e."
}

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  "lang": "English",
  "lang_code": "en",
  "pos": "prep",
  "senses": [
    {
      "alt_of": [
        {
          "word": "re"
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      "glosses": [
        "Misspelling of re."
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  "word": "r.e."
}