"pre-" meaning in Spanish

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "la",
        "3": "prae-",
        "4": "",
        "5": "before"
      },
      "expansion": "Borrowed from Latin prae- (“before”)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Latin prae- (“before”), from the Latin preposition prae.",
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "prefix"
      },
      "expansion": "pre-",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "prefix",
  "senses": [
    {
      "antonyms": [
        {
          "word": "post-"
        },
        {
          "word": "pos-"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 14 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "pre-"
      ],
      "id": "en-pre--es-prefix--vPJRdyO",
      "links": [
        [
          "pre-",
          "pre-#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "pre-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "la",
        "3": "prae-",
        "4": "",
        "5": "before"
      },
      "expansion": "Borrowed from Latin prae- (“before”)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Latin prae- (“before”), from the Latin preposition prae.",
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "prefix"
      },
      "expansion": "pre-",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "prefix",
  "senses": [
    {
      "antonyms": [
        {
          "word": "post-"
        },
        {
          "word": "pos-"
        }
      ],
      "categories": [
        "Pages using catfix",
        "Pages with 14 entries",
        "Pages with entries",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish prefixes",
        "Spanish terms borrowed from Latin",
        "Spanish terms derived from Latin"
      ],
      "glosses": [
        "pre-"
      ],
      "links": [
        [
          "pre-",
          "pre-#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "pre-"
}