"thuỷ văn" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "水",
        "2": "water",
        "3": "文",
        "4": "behaviors"
      },
      "expansion": "Sino-Vietnamese word from 水文, composed of 水 (“water”) and 文 (“behaviors”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 水文, composed of 水 (“water”) and 文 (“behaviors”). Compare thiên văn (“astronomy”, literally “heavenly behaviors”) and nhân văn (“humanities”, literally “human behaviors”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "thuỷ văn",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "thuỷ văn",
      "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": "Hydrology",
          "orig": "vi:Hydrology",
          "parents": [
            "Earth sciences",
            "Water",
            "Sciences",
            "Liquids",
            "All topics",
            "Matter",
            "Fundamental",
            "Chemistry",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "thuỷ văn học"
        }
      ],
      "glosses": [
        "hydrology"
      ],
      "id": "en-thuỷ_văn-vi-noun-oTnrP2-H",
      "links": [
        [
          "hydrology",
          "hydrology"
        ]
      ],
      "synonyms": [
        {
          "word": "thủy văn"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tʰwi˧˩ van˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[tʰwɪj˧˨ vaŋ˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[tʰ⁽ʷ⁾ɪj˨˩˦ vaŋ˧˧]",
      "note": "Saigon"
    },
    {
      "ipa": "[tʰ⁽ʷ⁾ɪj˨˩˦ jaŋ˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "thuỷ văn"
}

{
  "derived": [
    {
      "word": "thuỷ văn học"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "水",
        "2": "water",
        "3": "文",
        "4": "behaviors"
      },
      "expansion": "Sino-Vietnamese word from 水文, composed of 水 (“water”) and 文 (“behaviors”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 水文, composed of 水 (“water”) and 文 (“behaviors”). Compare thiên văn (“astronomy”, literally “heavenly behaviors”) and nhân văn (“humanities”, literally “human behaviors”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "thuỷ văn",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "thuỷ văn",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "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:Hydrology"
      ],
      "glosses": [
        "hydrology"
      ],
      "links": [
        [
          "hydrology",
          "hydrology"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tʰwi˧˩ van˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[tʰwɪj˧˨ vaŋ˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[tʰ⁽ʷ⁾ɪj˨˩˦ vaŋ˧˧]",
      "note": "Saigon"
    },
    {
      "ipa": "[tʰ⁽ʷ⁾ɪj˨˩˦ jaŋ˧˧]",
      "note": "Saigon"
    }
  ],
  "synonyms": [
    {
      "word": "thủy văn"
    }
  ],
  "word": "thuỷ văn"
}