"histero-" meaning in Spanish

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "ὑστέρα",
        "t": "womb"
      },
      "expansion": "Ancient Greek ὑστέρα (hustéra, “womb”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek ὑστέρα (hustéra, “womb”).",
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "prefix"
      },
      "expansion": "histero-",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "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"
        },
        {
          "kind": "topical",
          "langcode": "es",
          "name": "Medicine",
          "orig": "es:Medicine",
          "parents": [
            "Biology",
            "Healthcare",
            "Sciences",
            "Health",
            "All topics",
            "Body",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "hystero-"
      ],
      "id": "en-histero--es-prefix-uKRPblDr",
      "links": [
        [
          "hystero-",
          "hystero-"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "histero-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "ὑστέρα",
        "t": "womb"
      },
      "expansion": "Ancient Greek ὑστέρα (hustéra, “womb”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek ὑστέρα (hustéra, “womb”).",
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "prefix"
      },
      "expansion": "histero-",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish prefixes",
        "Spanish terms derived from Ancient Greek",
        "es:Medicine"
      ],
      "glosses": [
        "hystero-"
      ],
      "links": [
        [
          "hystero-",
          "hystero-"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "histero-"
}