"Doppler broadening" meaning in English

{
  "etymology_text": "From being produced by the action of the Doppler effect on individual atoms and molecules.",
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "Doppler broadening",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
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            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "The broadening of the spectral lines of a high-temperature or rapidly-rotating object due to redshifting of spectral lines from atoms and molecules moving away from the observer and blueshifting of spectral lines from atoms and molecules moving toward the observer."
      ],
      "id": "en-Doppler_broadening-en-noun-HTACd~8l",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "broadening",
          "broadening"
        ],
        [
          "spectral line",
          "spectral line"
        ],
        [
          "high",
          "high"
        ],
        [
          "temperature",
          "temperature"
        ],
        [
          "rapidly",
          "rapidly"
        ],
        [
          "rotating",
          "rotate"
        ],
        [
          "redshift",
          "redshift"
        ],
        [
          "atom",
          "atom"
        ],
        [
          "molecule",
          "molecule"
        ],
        [
          "moving",
          "move"
        ],
        [
          "away",
          "away"
        ],
        [
          "observer",
          "observer"
        ],
        [
          "blueshift",
          "blueshift"
        ],
        [
          "toward",
          "toward"
        ]
      ],
      "raw_glosses": [
        "(physics) The broadening of the spectral lines of a high-temperature or rapidly-rotating object due to redshifting of spectral lines from atoms and molecules moving away from the observer and blueshifting of spectral lines from atoms and molecules moving toward the observer."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "Doppler broadening"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdɔp.lɚ ˈbɹɔd.nɪŋ/",
      "tags": [
        "General-American"
      ]
    },
    {
      "ipa": "/ˈdɔp.lɚ ˈbɹɔd.ənˌɪŋ/",
      "tags": [
        "General-American"
      ]
    }
  ],
  "word": "Doppler broadening"
}

{
  "etymology_text": "From being produced by the action of the Doppler effect on individual atoms and molecules.",
  "head_templates": [
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      "expansion": "Doppler broadening",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English nouns with unknown or uncertain plurals",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Physics"
      ],
      "glosses": [
        "The broadening of the spectral lines of a high-temperature or rapidly-rotating object due to redshifting of spectral lines from atoms and molecules moving away from the observer and blueshifting of spectral lines from atoms and molecules moving toward the observer."
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "broadening",
          "broadening"
        ],
        [
          "spectral line",
          "spectral line"
        ],
        [
          "high",
          "high"
        ],
        [
          "temperature",
          "temperature"
        ],
        [
          "rapidly",
          "rapidly"
        ],
        [
          "rotating",
          "rotate"
        ],
        [
          "redshift",
          "redshift"
        ],
        [
          "atom",
          "atom"
        ],
        [
          "molecule",
          "molecule"
        ],
        [
          "moving",
          "move"
        ],
        [
          "away",
          "away"
        ],
        [
          "observer",
          "observer"
        ],
        [
          "blueshift",
          "blueshift"
        ],
        [
          "toward",
          "toward"
        ]
      ],
      "raw_glosses": [
        "(physics) The broadening of the spectral lines of a high-temperature or rapidly-rotating object due to redshifting of spectral lines from atoms and molecules moving away from the observer and blueshifting of spectral lines from atoms and molecules moving toward the observer."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "Doppler broadening"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdɔp.lɚ ˈbɹɔd.nɪŋ/",
      "tags": [
        "General-American"
      ]
    },
    {
      "ipa": "/ˈdɔp.lɚ ˈbɹɔd.ənˌɪŋ/",
      "tags": [
        "General-American"
      ]
    }
  ],
  "word": "Doppler broadening"
}