"sagittal plane" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "NL.",
        "3": "plānum sagittāle"
      },
      "expansion": "Calque of New Latin plānum sagittāle",
      "name": "clq"
    }
  ],
  "etymology_text": "Calque of New Latin plānum sagittāle.",
  "forms": [
    {
      "form": "sagittal planes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sagittal plane (plural sagittal planes)",
      "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",
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          "source": "w"
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          "source": "w"
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          "source": "w"
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Anatomy",
          "orig": "en:Anatomy",
          "parents": [
            "Biology",
            "Medicine",
            "Sciences",
            "Healthcare",
            "All topics",
            "Health",
            "Fundamental",
            "Body"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any imaginary plane parallel to median plane."
      ],
      "id": "en-sagittal_plane-en-noun-i~Oo1Ntu",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "median plane",
          "median plane"
        ]
      ],
      "raw_glosses": [
        "(anatomy) Any imaginary plane parallel to median plane."
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "anatomy: imaginary plane",
          "word": "sagittaalitaso"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "anatomy: imaginary plane",
          "word": "nuolitaso"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "anatomy: imaginary plane",
          "tags": [
            "feminine"
          ],
          "word": "Sagittalebene"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "anatomy: imaginary plane",
          "tags": [
            "neuter"
          ],
          "word": "plan sagital"
        }
      ],
      "wikipedia": [
        "sagittal plane"
      ]
    }
  ],
  "word": "sagittal plane"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "NL.",
        "3": "plānum sagittāle"
      },
      "expansion": "Calque of New Latin plānum sagittāle",
      "name": "clq"
    }
  ],
  "etymology_text": "Calque of New Latin plānum sagittāle.",
  "forms": [
    {
      "form": "sagittal planes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sagittal plane (plural sagittal planes)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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    {
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        "Terms with Finnish translations",
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        "en:Anatomy"
      ],
      "glosses": [
        "Any imaginary plane parallel to median plane."
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "median plane",
          "median plane"
        ]
      ],
      "raw_glosses": [
        "(anatomy) Any imaginary plane parallel to median plane."
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ],
      "wikipedia": [
        "sagittal plane"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "anatomy: imaginary plane",
      "word": "sagittaalitaso"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "anatomy: imaginary plane",
      "word": "nuolitaso"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "anatomy: imaginary plane",
      "tags": [
        "feminine"
      ],
      "word": "Sagittalebene"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "anatomy: imaginary plane",
      "tags": [
        "neuter"
      ],
      "word": "plan sagital"
    }
  ],
  "word": "sagittal plane"
}