"cf." meaning in Latin

{
  "etymology_text": "Abbreviation of cōnfer, imperative of cōnferō, from con- (“together”) and ferō (“(I) bring”).",
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "verb form"
      },
      "expansion": "cf.",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "compare",
          "word": "confer"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Abbreviation of confer (“compare”)."
      ],
      "id": "en-cf.-la-verb-zDAlIwy5",
      "links": [
        [
          "confer",
          "confer#Latin"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "cf."
}

{
  "etymology_text": "Abbreviation of cōnfer, imperative of cōnferō, from con- (“together”) and ferō (“(I) bring”).",
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "verb form"
      },
      "expansion": "cf.",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "verb",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "compare",
          "word": "confer"
        }
      ],
      "categories": [
        "Latin abbreviations",
        "Latin entries with incorrect language header",
        "Latin non-lemma forms",
        "Latin terms spelled with .",
        "Latin verb forms",
        "Pages with 4 entries",
        "Pages with entries"
      ],
      "glosses": [
        "Abbreviation of confer (“compare”)."
      ],
      "links": [
        [
          "confer",
          "confer#Latin"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "cf."
}