"hồng ngoại" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "紅外"
      },
      "expansion": "",
      "name": "etymid"
    },
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "紅",
        "2": "crimson",
        "3": "外",
        "4": "outside"
      },
      "expansion": "Sino-Vietnamese word from 紅外, composed of 紅 (“crimson”) and 外 (“outside”)",
      "name": "vi-etym-sino"
    },
    {
      "args": {
        "1": "ja",
        "2": "赤外",
        "tr": "sekigai, xích ngoại"
      },
      "expansion": "Japanese 赤外 (sekigai, xích ngoại)",
      "name": "cog"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 紅外, composed of 紅 (“crimson”) and 外 (“outside”). Compare Japanese 赤外 (sekigai, xích ngoại).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "adjective",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "head": "",
        "tr": ""
      },
      "expansion": "hồng ngoại",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "hồng ngoại",
      "name": "vi-adj"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Sino-Vietnamese words",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "vi",
          "name": "Light",
          "orig": "vi:Light",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "infrared radiation",
          "text": "bức xạ hồng ngoại",
          "type": "example"
        }
      ],
      "glosses": [
        "infrared"
      ],
      "id": "en-hồng_ngoại-vi-adj-vQ8hluQV",
      "links": [
        [
          "infrared",
          "infrared"
        ]
      ],
      "related": [
        {
          "word": "tử ngoại"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[həwŋ͡m˨˩ ŋwaːj˧˨ʔ]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[həwŋ͡m˦˩ ŋwaːj˨˩ʔ]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[həwŋ͡m˨˩ ŋwaːj˨˩˨]",
      "note": "Saigon"
    }
  ],
  "word": "hồng ngoại"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "紅外"
      },
      "expansion": "",
      "name": "etymid"
    },
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "紅",
        "2": "crimson",
        "3": "外",
        "4": "outside"
      },
      "expansion": "Sino-Vietnamese word from 紅外, composed of 紅 (“crimson”) and 外 (“outside”)",
      "name": "vi-etym-sino"
    },
    {
      "args": {
        "1": "ja",
        "2": "赤外",
        "tr": "sekigai, xích ngoại"
      },
      "expansion": "Japanese 赤外 (sekigai, xích ngoại)",
      "name": "cog"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 紅外, composed of 紅 (“crimson”) and 外 (“outside”). Compare Japanese 赤外 (sekigai, xích ngoại).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "adjective",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "head": "",
        "tr": ""
      },
      "expansion": "hồng ngoại",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "hồng ngoại",
      "name": "vi-adj"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "adj",
  "related": [
    {
      "word": "tử ngoại"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Sino-Vietnamese words",
        "Vietnamese adjectives",
        "Vietnamese entries with incorrect language header",
        "Vietnamese lemmas",
        "Vietnamese terms with IPA pronunciation",
        "Vietnamese terms with usage examples",
        "vi:Light"
      ],
      "examples": [
        {
          "english": "infrared radiation",
          "text": "bức xạ hồng ngoại",
          "type": "example"
        }
      ],
      "glosses": [
        "infrared"
      ],
      "links": [
        [
          "infrared",
          "infrared"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[həwŋ͡m˨˩ ŋwaːj˧˨ʔ]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[həwŋ͡m˦˩ ŋwaːj˨˩ʔ]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[həwŋ͡m˨˩ ŋwaːj˨˩˨]",
      "note": "Saigon"
    }
  ],
  "word": "hồng ngoại"
}