"menstrual period" meaning in English

{
  "forms": [
    {
      "form": "menstrual periods",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "args": {},
      "expansion": "menstrual period (plural menstrual periods)",
      "name": "en-noun"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Menstruation",
          "orig": "en:Menstruation",
          "parents": [
            "Body",
            "Gynaecology",
            "Human",
            "Female",
            "Medicine",
            "All topics",
            "Gender",
            "Biology",
            "Sciences",
            "Fundamental",
            "Psychology",
            "Sociology",
            "Social sciences",
            "Society"
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          "source": "w"
        }
      ],
      "glosses": [
        "An event of a woman's discharging of menstrual flow of blood and cells."
      ],
      "id": "en-menstrual_period-en-noun-8bcg6WS5",
      "links": [
        [
          "menstrual",
          "menstrual"
        ]
      ],
      "synonyms": [
        {
          "word": "menstruation period"
        }
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "discharging of menstrual flow",
          "word": "經期"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "jīngqí",
          "sense": "discharging of menstrual flow",
          "word": "经期"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "discharging of menstrual flow",
          "tags": [
            "plural"
          ],
          "word": "kuukautiset"
        }
      ]
    }
  ],
  "word": "menstrual period"
}

{
  "forms": [
    {
      "form": "menstrual periods",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "menstrual period (plural menstrual periods)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "en:Menstruation"
      ],
      "glosses": [
        "An event of a woman's discharging of menstrual flow of blood and cells."
      ],
      "links": [
        [
          "menstrual",
          "menstrual"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "menstruation period"
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "discharging of menstrual flow",
      "word": "經期"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "jīngqí",
      "sense": "discharging of menstrual flow",
      "word": "经期"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "discharging of menstrual flow",
      "tags": [
        "plural"
      ],
      "word": "kuukautiset"
    }
  ],
  "word": "menstrual period"
}