"pers. comm." meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "pers. comm.",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "used by authors to reference personal correspondence in academic referencing",
          "word": "personal communication"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Bibliography",
          "orig": "en:Bibliography",
          "parents": [
            "Books",
            "Literature",
            "Mass media",
            "Culture",
            "Entertainment",
            "Writing",
            "Media",
            "Society",
            "Human behaviour",
            "Language",
            "Communication",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mass media",
          "orig": "en:Mass media",
          "parents": [
            "Culture",
            "Media",
            "Society",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Abbreviation of personal communication; used by authors to reference personal correspondence in academic referencing."
      ],
      "id": "en-pers._comm.-en-noun-yYfRc2b0",
      "links": [
        [
          "journalism",
          "journalism"
        ],
        [
          "bibliography",
          "bibliography"
        ],
        [
          "personal",
          "personal#English"
        ],
        [
          "communication",
          "communication#English"
        ],
        [
          "reference",
          "reference"
        ],
        [
          "personal",
          "personal"
        ],
        [
          "correspondence",
          "correspondence"
        ],
        [
          "academic",
          "academic"
        ]
      ],
      "raw_glosses": [
        "(journalism, bibliography) Abbreviation of personal communication; used by authors to reference personal correspondence in academic referencing."
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ],
      "topics": [
        "bibliography",
        "computing",
        "engineering",
        "human-sciences",
        "information-science",
        "journalism",
        "mathematics",
        "media",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "pers. comm."
}

{
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "pers. comm.",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "used by authors to reference personal correspondence in academic referencing",
          "word": "personal communication"
        }
      ],
      "categories": [
        "English abbreviations",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English nouns with unknown or uncertain plurals",
        "English terms spelled with .",
        "English terms with non-redundant non-automated sortkeys",
        "en:Bibliography",
        "en:Mass media"
      ],
      "glosses": [
        "Abbreviation of personal communication; used by authors to reference personal correspondence in academic referencing."
      ],
      "links": [
        [
          "journalism",
          "journalism"
        ],
        [
          "bibliography",
          "bibliography"
        ],
        [
          "personal",
          "personal#English"
        ],
        [
          "communication",
          "communication#English"
        ],
        [
          "reference",
          "reference"
        ],
        [
          "personal",
          "personal"
        ],
        [
          "correspondence",
          "correspondence"
        ],
        [
          "academic",
          "academic"
        ]
      ],
      "raw_glosses": [
        "(journalism, bibliography) Abbreviation of personal communication; used by authors to reference personal correspondence in academic referencing."
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ],
      "topics": [
        "bibliography",
        "computing",
        "engineering",
        "human-sciences",
        "information-science",
        "journalism",
        "mathematics",
        "media",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "pers. comm."
}