"anterior triangle" meaning in English

{
  "forms": [
    {
      "form": "anterior triangles",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "anterior triangle (plural anterior triangles)",
      "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": "Anatomy",
          "orig": "en:Anatomy",
          "parents": [
            "Biology",
            "Medicine",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Meronyms: carotid triangle, muscular triangle, submandibular triangle, submental triangle"
        }
      ],
      "glosses": [
        "A triangular region that is a landmark in the neck, has its apex at the sternum pointing downward, and is bounded in front by the anterior midline of the neck, behind by the anterior margin of the sternocleidomastoid muscle, and above by the inferior margin of the lower jaw."
      ],
      "id": "en-anterior_triangle-en-noun-7QJ1A8o4",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "triangular",
          "triangular"
        ],
        [
          "region",
          "region"
        ],
        [
          "landmark",
          "landmark"
        ],
        [
          "neck",
          "neck"
        ],
        [
          "apex",
          "apex"
        ],
        [
          "sternum",
          "sternum"
        ],
        [
          "anterior",
          "anterior"
        ],
        [
          "midline",
          "midline"
        ],
        [
          "margin",
          "margin"
        ],
        [
          "sternocleidomastoid muscle",
          "sternocleidomastoid muscle"
        ],
        [
          "inferior",
          "inferior"
        ],
        [
          "lower jaw",
          "lower jaw"
        ]
      ],
      "raw_glosses": [
        "(anatomy) A triangular region that is a landmark in the neck, has its apex at the sternum pointing downward, and is bounded in front by the anterior midline of the neck, behind by the anterior margin of the sternocleidomastoid muscle, and above by the inferior margin of the lower jaw."
      ],
      "related": [
        {
          "word": "posterior triangle"
        }
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "qián sānjiǎo",
          "sense": "region of the neck",
          "word": "前三角"
        }
      ]
    }
  ],
  "word": "anterior triangle"
}

{
  "forms": [
    {
      "form": "anterior triangles",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "anterior triangle (plural anterior triangles)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "posterior triangle"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Anatomy"
      ],
      "examples": [
        {
          "text": "Meronyms: carotid triangle, muscular triangle, submandibular triangle, submental triangle"
        }
      ],
      "glosses": [
        "A triangular region that is a landmark in the neck, has its apex at the sternum pointing downward, and is bounded in front by the anterior midline of the neck, behind by the anterior margin of the sternocleidomastoid muscle, and above by the inferior margin of the lower jaw."
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "triangular",
          "triangular"
        ],
        [
          "region",
          "region"
        ],
        [
          "landmark",
          "landmark"
        ],
        [
          "neck",
          "neck"
        ],
        [
          "apex",
          "apex"
        ],
        [
          "sternum",
          "sternum"
        ],
        [
          "anterior",
          "anterior"
        ],
        [
          "midline",
          "midline"
        ],
        [
          "margin",
          "margin"
        ],
        [
          "sternocleidomastoid muscle",
          "sternocleidomastoid muscle"
        ],
        [
          "inferior",
          "inferior"
        ],
        [
          "lower jaw",
          "lower jaw"
        ]
      ],
      "raw_glosses": [
        "(anatomy) A triangular region that is a landmark in the neck, has its apex at the sternum pointing downward, and is bounded in front by the anterior midline of the neck, behind by the anterior margin of the sternocleidomastoid muscle, and above by the inferior margin of the lower jaw."
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "qián sānjiǎo",
      "sense": "region of the neck",
      "word": "前三角"
    }
  ],
  "word": "anterior triangle"
}