"line spectrum" meaning in English

{
  "forms": [
    {
      "form": "line spectra",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "line spectra"
      },
      "expansion": "line spectrum (plural line spectra)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
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        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with German translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Telugu translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A spectrum, typically produced by a luminous gas, that consists of separate lines typical of particular elements"
      ],
      "id": "en-line_spectrum-en-noun-l3bcQjwJ",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "spectrum",
          "spectrum"
        ],
        [
          "luminous",
          "luminous"
        ],
        [
          "gas",
          "gas"
        ],
        [
          "line",
          "line"
        ],
        [
          "element",
          "element"
        ]
      ],
      "raw_glosses": [
        "(physics) A spectrum, typically produced by a luminous gas, that consists of separate lines typical of particular elements"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "translations": [
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "tags": [
            "neuter"
          ],
          "word": "Linienspektrum"
        },
        {
          "code": "te",
          "lang": "Telugu",
          "roman": "rēkhāvarṇamāla",
          "sense": "Translations",
          "word": "రేఖావర్ణమాల"
        }
      ]
    }
  ],
  "word": "line spectrum"
}

{
  "forms": [
    {
      "form": "line spectra",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "line spectra"
      },
      "expansion": "line spectrum (plural line spectra)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with German translations",
        "Terms with Telugu translations",
        "Translation table header lacks gloss",
        "en:Physics"
      ],
      "glosses": [
        "A spectrum, typically produced by a luminous gas, that consists of separate lines typical of particular elements"
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "spectrum",
          "spectrum"
        ],
        [
          "luminous",
          "luminous"
        ],
        [
          "gas",
          "gas"
        ],
        [
          "line",
          "line"
        ],
        [
          "element",
          "element"
        ]
      ],
      "raw_glosses": [
        "(physics) A spectrum, typically produced by a luminous gas, that consists of separate lines typical of particular elements"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "translations": [
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "tags": [
        "neuter"
      ],
      "word": "Linienspektrum"
    },
    {
      "code": "te",
      "lang": "Telugu",
      "roman": "rēkhāvarṇamāla",
      "sense": "Translations",
      "word": "రేఖావర్ణమాల"
    }
  ],
  "word": "line spectrum"
}