"hằng số" meaning in Vietnamese

{
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        "2": "number"
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      "expansion": "number",
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      "args": {
        "1": "vi",
        "2": "恆數"
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      "expansion": "恆數",
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    {
      "args": {
        "1": "vi",
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        "t": "number"
      },
      "expansion": "數 (“number”)",
      "name": "m"
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      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
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      "expansion": "",
      "name": "categorize"
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    {
      "args": {
        "1": "恆",
        "2": "fixed",
        "3": "數",
        "4": "number"
      },
      "expansion": "Sino-Vietnamese word from 恆數, composed of 恆 (“fixed”) and 數 (“number”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 恆數, composed of 恆 (“fixed”) and 數 (“number”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "hằng số",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "hằng số",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "antonyms": [
        {
          "word": "biến số"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Sino-Vietnamese words",
          "parents": [],
          "source": "w"
        },
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          "kind": "other",
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          "parents": [
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          "kind": "other",
          "name": "Vietnamese nouns without classifiers",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Numbers",
          "orig": "vi:Numbers",
          "parents": [
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Sciences",
          "orig": "vi:Sciences",
          "parents": [
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a constant"
      ],
      "id": "en-hằng_số-vi-noun-0znBr7yY",
      "links": [
        [
          "sciences",
          "sciences"
        ],
        [
          "constant",
          "constant#English"
        ]
      ],
      "raw_glosses": [
        "(sciences) a constant"
      ],
      "related": [
        {
          "word": "hằng đẳng thức"
        }
      ],
      "synonyms": [
        {
          "word": "hằng"
        }
      ],
      "topics": [
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[haŋ˨˩ so˧˦]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[haŋ˦˩ ʂow˨˩˦]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[haŋ˦˩ sow˨˩˦]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[haŋ˨˩ ʂow˦˥]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    },
    {
      "ipa": "[haŋ˨˩ sow˦˥]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    }
  ],
  "word": "hằng số"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fixed"
      },
      "expansion": "fixed",
      "name": "l"
    },
    {
      "args": {
        "1": "en",
        "2": "number"
      },
      "expansion": "number",
      "name": "l"
    },
    {
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        "1": "vi",
        "2": "恆數"
      },
      "expansion": "恆數",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "恆",
        "t": "fixed"
      },
      "expansion": "恆 (“fixed”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "數",
        "t": "number"
      },
      "expansion": "數 (“number”)",
      "name": "m"
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      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
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    {
      "args": {
        "1": "恆",
        "2": "fixed",
        "3": "數",
        "4": "number"
      },
      "expansion": "Sino-Vietnamese word from 恆數, composed of 恆 (“fixed”) and 數 (“number”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 恆數, composed of 恆 (“fixed”) and 數 (“number”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "hằng số",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "hằng số",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "related": [
    {
      "word": "hằng đẳng thức"
    }
  ],
  "senses": [
    {
      "antonyms": [
        {
          "word": "biến số"
        }
      ],
      "categories": [
        "Sino-Vietnamese words",
        "Vietnamese entries with incorrect language header",
        "Vietnamese lemmas",
        "Vietnamese nouns",
        "Vietnamese nouns without classifiers",
        "Vietnamese terms with IPA pronunciation",
        "vi:Numbers",
        "vi:Sciences"
      ],
      "glosses": [
        "a constant"
      ],
      "links": [
        [
          "sciences",
          "sciences"
        ],
        [
          "constant",
          "constant#English"
        ]
      ],
      "raw_glosses": [
        "(sciences) a constant"
      ],
      "synonyms": [
        {
          "word": "hằng"
        }
      ],
      "topics": [
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[haŋ˨˩ so˧˦]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[haŋ˦˩ ʂow˨˩˦]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[haŋ˦˩ sow˨˩˦]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[haŋ˨˩ ʂow˦˥]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    },
    {
      "ipa": "[haŋ˨˩ sow˦˥]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    }
  ],
  "word": "hằng số"
}