"giác mạc" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "角膜"
      },
      "expansion": "角膜",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "角",
        "t": "horn"
      },
      "expansion": "角 (“horn”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "膜",
        "t": "membrane"
      },
      "expansion": "膜 (“membrane”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "角",
        "2": "horn",
        "3": "膜",
        "4": "membrane"
      },
      "expansion": "Sino-Vietnamese word from 角膜, composed of 角 (“horn”) and 膜 (“membrane”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 角膜, composed of 角 (“horn”) and 膜 (“membrane”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "giác mạc",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "giác mạc",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Sino-Vietnamese words",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese nouns without classifiers",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Eye",
          "orig": "vi:Eye",
          "parents": [
            "Face",
            "Vision",
            "Head and neck",
            "Senses",
            "Body parts",
            "Perception",
            "Body",
            "Anatomy",
            "Human",
            "Biology",
            "Medicine",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a cornea"
      ],
      "id": "en-giác_mạc-vi-noun-AsDUeMat",
      "links": [
        [
          "cornea",
          "cornea"
        ]
      ],
      "related": [
        {
          "word": "võng mạc"
        }
      ],
      "synonyms": [
        {
          "word": "màng giác"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[zaːk̚˧˦ maːk̚˧˨ʔ]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[jaːk̚˦˧˥ maːk̚˨˩ʔ]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[jaːk̚˦˥ maːk̚˨˩˨]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    }
  ],
  "word": "giác mạc"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "角膜"
      },
      "expansion": "角膜",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "角",
        "t": "horn"
      },
      "expansion": "角 (“horn”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "膜",
        "t": "membrane"
      },
      "expansion": "膜 (“membrane”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "角",
        "2": "horn",
        "3": "膜",
        "4": "membrane"
      },
      "expansion": "Sino-Vietnamese word from 角膜, composed of 角 (“horn”) and 膜 (“membrane”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 角膜, composed of 角 (“horn”) and 膜 (“membrane”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "giác mạc",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "giác mạc",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "related": [
    {
      "word": "võng mạc"
    }
  ],
  "senses": [
    {
      "categories": [
        "Sino-Vietnamese words",
        "Vietnamese entries with incorrect language header",
        "Vietnamese lemmas",
        "Vietnamese nouns",
        "Vietnamese nouns without classifiers",
        "Vietnamese terms with IPA pronunciation",
        "vi:Eye"
      ],
      "glosses": [
        "a cornea"
      ],
      "links": [
        [
          "cornea",
          "cornea"
        ]
      ],
      "synonyms": [
        {
          "word": "màng giác"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[zaːk̚˧˦ maːk̚˧˨ʔ]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[jaːk̚˦˧˥ maːk̚˨˩ʔ]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[jaːk̚˦˥ maːk̚˨˩˨]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    }
  ],
  "word": "giác mạc"
}