"Gunn-Peterson trough" meaning in English

See Gunn-Peterson trough in All languages combined, or Wiktionary

Noun

Forms: Gunn-Peterson troughs [plural]
Etymology: From the theoreticians who predicted this effect, astronomers James E. Gunn and Bruce Peterson, which creates an lack of radiation at a span of wavelengths. Head templates: {{en-noun}} Gunn-Peterson trough (plural Gunn-Peterson troughs)
  1. A feature in astronomical spectrometry of distant light, caused by the Reionization Era's absorption of UV light, leaving a gap in the spectrum. Wikipedia link: James E. Gunn (astronomer), en:Gunn-Peterson trough Coordinate_terms: Lyman-alpha forest, Reionization Era, Era of Reionization, Reionization Epoch, Epoch of Reionization
    Sense id: en-Gunn-Peterson_trough-en-noun-DWYnhUhN Categories (other): English entries with incorrect language header

Inflected forms

Download JSON data for Gunn-Peterson trough meaning in English (1.1kB)

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  "etymology_text": "From the theoreticians who predicted this effect, astronomers James E. Gunn and Bruce Peterson, which creates an lack of radiation at a span of wavelengths.",
  "forms": [
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  "lang_code": "en",
  "pos": "noun",
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      "coordinate_terms": [
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          "word": "Lyman-alpha forest"
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          "word": "Reionization Era"
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        {
          "word": "Era of Reionization"
        },
        {
          "word": "Reionization Epoch"
        },
        {
          "word": "Epoch of Reionization"
        }
      ],
      "glosses": [
        "A feature in astronomical spectrometry of distant light, caused by the Reionization Era's absorption of UV light, leaving a gap in the spectrum."
      ],
      "id": "en-Gunn-Peterson_trough-en-noun-DWYnhUhN",
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      ]
    }
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  "word": "Gunn-Peterson trough"
}

{
  "coordinate_terms": [
    {
      "word": "Lyman-alpha forest"
    },
    {
      "word": "Reionization Era"
    },
    {
      "word": "Era of Reionization"
    },
    {
      "word": "Reionization Epoch"
    },
    {
      "word": "Epoch of Reionization"
    }
  ],
  "etymology_text": "From the theoreticians who predicted this effect, astronomers James E. Gunn and Bruce Peterson, which creates an lack of radiation at a span of wavelengths.",
  "forms": [
    {
      "form": "Gunn-Peterson troughs",
      "tags": [
        "plural"
      ]
    }
  ],
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  "pos": "noun",
  "senses": [
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        "English lemmas",
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      "glosses": [
        "A feature in astronomical spectrometry of distant light, caused by the Reionization Era's absorption of UV light, leaving a gap in the spectrum."
      ],
      "links": [
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          "Reionization Era"
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      ]
    }
  ],
  "word": "Gunn-Peterson trough"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-05-15 from the enwiktionary dump dated 2024-05-02 using wiktextract (8203a16 and 304864d). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

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