"potra" meaning in Spanish

{
  "etymology_text": "From potro (whose own etymology is unknown).",
  "forms": [
    {
      "form": "potras",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "potra f (plural potras)",
      "name": "es-noun"
    }
  ],
  "hyphenation": [
    "po‧tra"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 4 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"
        },
        {
          "kind": "lifeform",
          "langcode": "es",
          "name": "Equids",
          "orig": "es:Equids",
          "parents": [
            "Odd-toed ungulates",
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "es",
          "name": "Horses",
          "orig": "es:Horses",
          "parents": [
            "Equids",
            "Livestock",
            "Odd-toed ungulates",
            "Agriculture",
            "Animals",
            "Mammals",
            "Applied sciences",
            "Lifeforms",
            "Vertebrates",
            "Sciences",
            "All topics",
            "Life",
            "Chordates",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "extra": "filly, (young) mare, foal",
          "word": "potro"
        }
      ],
      "glosses": [
        "female equivalent of potro; filly, (young) mare, foal"
      ],
      "id": "en-potra-es-noun-AZfOVhZX",
      "links": [
        [
          "potro",
          "potro#Spanish"
        ],
        [
          "filly",
          "filly"
        ],
        [
          "mare",
          "mare"
        ],
        [
          "foal",
          "foal"
        ]
      ],
      "related": [
        {
          "word": "potranca"
        },
        {
          "word": "potrero"
        },
        {
          "word": "yegua"
        },
        {
          "word": "caballo"
        }
      ],
      "tags": [
        "feminine",
        "form-of"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈpotɾa/"
    },
    {
      "ipa": "[ˈpo.t̪ɾa]"
    },
    {
      "rhymes": "-otɾa"
    }
  ],
  "word": "potra"
}

{
  "etymology_text": "From potro (whose own etymology is unknown).",
  "forms": [
    {
      "form": "potras",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "potra f (plural potras)",
      "name": "es-noun"
    }
  ],
  "hyphenation": [
    "po‧tra"
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "related": [
    {
      "word": "potranca"
    },
    {
      "word": "potrero"
    },
    {
      "word": "yegua"
    },
    {
      "word": "caballo"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 4 entries",
        "Pages with entries",
        "Rhymes:Spanish/otɾa",
        "Rhymes:Spanish/otɾa/2 syllables",
        "Spanish 2-syllable words",
        "Spanish countable nouns",
        "Spanish entries with incorrect language header",
        "Spanish female equivalent nouns",
        "Spanish feminine nouns",
        "Spanish lemmas",
        "Spanish nouns",
        "Spanish terms with IPA pronunciation",
        "es:Equids",
        "es:Horses"
      ],
      "form_of": [
        {
          "extra": "filly, (young) mare, foal",
          "word": "potro"
        }
      ],
      "glosses": [
        "female equivalent of potro; filly, (young) mare, foal"
      ],
      "links": [
        [
          "potro",
          "potro#Spanish"
        ],
        [
          "filly",
          "filly"
        ],
        [
          "mare",
          "mare"
        ],
        [
          "foal",
          "foal"
        ]
      ],
      "tags": [
        "feminine",
        "form-of"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈpotɾa/"
    },
    {
      "ipa": "[ˈpo.t̪ɾa]"
    },
    {
      "rhymes": "-otɾa"
    }
  ],
  "word": "potra"
}