"chủ âm" meaning in Vietnamese

{
  "etymology_templates": [
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      "args": {
        "1": "vi",
        "2": "主音"
      },
      "expansion": "",
      "name": "etymid"
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    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
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    {
      "args": {
        "1": "主",
        "2": "primary",
        "3": "音",
        "4": "tone"
      },
      "expansion": "Sino-Vietnamese word from 主音, composed of 主 (“primary”) and 音 (“tone”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 主音, composed of 主 (“primary”) and 音 (“tone”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "chủ âm",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "chủ âm",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
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          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Music",
          "orig": "vi:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a keynote; tonic; prime"
      ],
      "id": "en-chủ_âm-vi-noun-9SGDRqqa",
      "links": [
        [
          "music",
          "music"
        ],
        [
          "keynote",
          "keynote#English"
        ],
        [
          "tonic",
          "tonic#English"
        ],
        [
          "prime",
          "prime#English"
        ]
      ],
      "raw_glosses": [
        "(music) a keynote; tonic; prime"
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[t͡ɕu˧˩ ʔəm˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[t͡ɕʊw˧˨ ʔəm˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[cʊw˨˩˦ ʔəm˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "chủ âm"
}

{
  "etymology_templates": [
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        "2": "主音"
      },
      "expansion": "",
      "name": "etymid"
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      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
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      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "主",
        "2": "primary",
        "3": "音",
        "4": "tone"
      },
      "expansion": "Sino-Vietnamese word from 主音, composed of 主 (“primary”) and 音 (“tone”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 主音, composed of 主 (“primary”) and 音 (“tone”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "chủ âm",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "chủ âm",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
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        "Pages with entries",
        "Sino-Vietnamese words",
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        "Vietnamese nouns",
        "Vietnamese terms with IPA pronunciation",
        "vi:Music"
      ],
      "glosses": [
        "a keynote; tonic; prime"
      ],
      "links": [
        [
          "music",
          "music"
        ],
        [
          "keynote",
          "keynote#English"
        ],
        [
          "tonic",
          "tonic#English"
        ],
        [
          "prime",
          "prime#English"
        ]
      ],
      "raw_glosses": [
        "(music) a keynote; tonic; prime"
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[t͡ɕu˧˩ ʔəm˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[t͡ɕʊw˧˨ ʔəm˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[cʊw˨˩˦ ʔəm˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "chủ âm"
}