"CSDP" meaning in English

{
  "head_templates": [
    {
      "args": {},
      "expansion": "CSDP",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Common Security and Defence Policy"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Politics",
          "orig": "en:Politics",
          "parents": [
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of Common Security and Defence Policy."
      ],
      "id": "en-CSDP-en-name-KFk4MmHq",
      "links": [
        [
          "politics",
          "politics"
        ],
        [
          "Common Security and Defence Policy",
          "w:Common Security and Defence Policy"
        ]
      ],
      "raw_glosses": [
        "(politics) Initialism of Common Security and Defence Policy."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "government",
        "politics"
      ]
    }
  ],
  "word": "CSDP"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "CSDP",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Common Security and Defence Policy"
        }
      ],
      "categories": [
        "English entries with incorrect language header",
        "English initialisms",
        "English lemmas",
        "English links with redundant alt parameters",
        "English links with redundant wikilinks",
        "English proper nouns",
        "English uncountable nouns",
        "English words without vowels",
        "en:Politics"
      ],
      "glosses": [
        "Initialism of Common Security and Defence Policy."
      ],
      "links": [
        [
          "politics",
          "politics"
        ],
        [
          "Common Security and Defence Policy",
          "w:Common Security and Defence Policy"
        ]
      ],
      "raw_glosses": [
        "(politics) Initialism of Common Security and Defence Policy."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "government",
        "politics"
      ]
    }
  ],
  "word": "CSDP"
}