"blood volume" meaning in English

{
  "forms": [
    {
      "form": "blood volumes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "blood volume (countable and uncountable, plural blood volumes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Blood",
          "orig": "en:Blood",
          "parents": [
            "Bodily fluids",
            "Body parts",
            "Liquids",
            "Body",
            "Anatomy",
            "Matter",
            "Human",
            "Biology",
            "Medicine",
            "Chemistry",
            "Nature",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Hematology",
          "orig": "en:Hematology",
          "parents": [
            "Medicine",
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "BV"
        },
        {
          "alt": "MBV",
          "word": "microvascular blood volume"
        },
        {
          "alt": "MBV",
          "word": "myocardial blood volume"
        }
      ],
      "glosses": [
        "The volume of blood circulating in an individual."
      ],
      "id": "en-blood_volume-en-noun-cPrTaAim",
      "links": [
        [
          "volume",
          "volume"
        ],
        [
          "blood",
          "blood"
        ]
      ],
      "synonyms": [
        {
          "word": "BV"
        },
        {
          "word": "volaemia"
        },
        {
          "word": "volæmia"
        },
        {
          "word": "volemia"
        }
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "volume of blood circulating in an individual",
          "word": "veritilavuus"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "volume of blood circulating in an individual",
          "tags": [
            "feminine"
          ],
          "word": "volémie"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "volume of blood circulating in an individual",
          "tags": [
            "feminine"
          ],
          "word": "volemia"
        }
      ],
      "wikipedia": [
        "blood volume"
      ]
    }
  ],
  "word": "blood volume"
}

{
  "derived": [
    {
      "word": "BV"
    },
    {
      "alt": "MBV",
      "word": "microvascular blood volume"
    },
    {
      "alt": "MBV",
      "word": "myocardial blood volume"
    }
  ],
  "forms": [
    {
      "form": "blood volumes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "blood volume (countable and uncountable, plural blood volumes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "en:Blood",
        "en:Hematology"
      ],
      "glosses": [
        "The volume of blood circulating in an individual."
      ],
      "links": [
        [
          "volume",
          "volume"
        ],
        [
          "blood",
          "blood"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "wikipedia": [
        "blood volume"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "BV"
    },
    {
      "word": "volaemia"
    },
    {
      "word": "volæmia"
    },
    {
      "word": "volemia"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "volume of blood circulating in an individual",
      "word": "veritilavuus"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "volume of blood circulating in an individual",
      "tags": [
        "feminine"
      ],
      "word": "volémie"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "volume of blood circulating in an individual",
      "tags": [
        "feminine"
      ],
      "word": "volemia"
    }
  ],
  "word": "blood volume"
}