"cosmic gravitational-wave background" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "cosmic gravitational-wave background (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "65 35",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "65 35",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "66 34",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "75 25",
          "kind": "topical",
          "langcode": "en",
          "name": "Cosmology",
          "orig": "en:Cosmology",
          "parents": [
            "Astronomy",
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "70 30",
          "kind": "topical",
          "langcode": "en",
          "name": "Relativity",
          "orig": "en:Relativity",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The stochastic background of gravitational waves produced during the creation of the universe."
      ],
      "id": "en-cosmic_gravitational-wave_background-en-noun-Cys5PZpG",
      "related": [
        {
          "_dis1": "71 29",
          "alt": "GW",
          "word": "gravitational wave"
        },
        {
          "_dis1": "71 29",
          "alt": "CMB",
          "word": "cosmic microwave background"
        },
        {
          "_dis1": "71 29",
          "alt": "CIRB / CIB",
          "word": "cosmic infrared background"
        },
        {
          "_dis1": "71 29",
          "alt": "CvB / CνB / CNB",
          "word": "cosmic neutrino background"
        }
      ],
      "synonyms": [
        {
          "_dis1": "59 41",
          "word": "cosmic gravitational wave background"
        },
        {
          "_dis1": "59 41",
          "tags": [
            "abbreviation"
          ],
          "word": "CGB"
        },
        {
          "_dis1": "59 41",
          "word": "gravitational wave background"
        },
        {
          "_dis1": "59 41",
          "word": "gravitational-wave background"
        },
        {
          "_dis1": "59 41",
          "word": "GWB"
        }
      ],
      "tags": [
        "uncountable"
      ]
    },
    {
      "glosses": [
        "The irresolvable diffuse background resulting from the mixture of weak gravitational waves of all sources."
      ],
      "id": "en-cosmic_gravitational-wave_background-en-noun-gSUbL3Be",
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "cosmic gravitational-wave background"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English uncountable nouns",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Cosmology",
    "en:Relativity"
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "cosmic gravitational-wave background (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "alt": "GW",
      "word": "gravitational wave"
    },
    {
      "alt": "CMB",
      "word": "cosmic microwave background"
    },
    {
      "alt": "CIRB / CIB",
      "word": "cosmic infrared background"
    },
    {
      "alt": "CvB / CνB / CNB",
      "word": "cosmic neutrino background"
    }
  ],
  "senses": [
    {
      "glosses": [
        "The stochastic background of gravitational waves produced during the creation of the universe."
      ],
      "tags": [
        "uncountable"
      ]
    },
    {
      "glosses": [
        "The irresolvable diffuse background resulting from the mixture of weak gravitational waves of all sources."
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "cosmic gravitational wave background"
    },
    {
      "tags": [
        "abbreviation"
      ],
      "word": "CGB"
    },
    {
      "word": "gravitational wave background"
    },
    {
      "word": "gravitational-wave background"
    },
    {
      "word": "GWB"
    }
  ],
  "word": "cosmic gravitational-wave background"
}