"inverted pyramid" meaning in English

{
  "forms": [
    {
      "form": "inverted pyramids",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "inverted pyramid (plural inverted pyramids)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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          "source": "w"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mass media",
          "orig": "en:Mass media",
          "parents": [
            "Culture",
            "Media",
            "Society",
            "Communication",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "A structure of article-composition in which the key facts are given first (e.g. the headline and first paragraph) and auxiliary and circumstantial information is given in the following paragraphs."
      ],
      "id": "en-inverted_pyramid-en-noun-EtSRurRB",
      "links": [
        [
          "journalism",
          "journalism"
        ]
      ],
      "raw_glosses": [
        "(journalism) A structure of article-composition in which the key facts are given first (e.g. the headline and first paragraph) and auxiliary and circumstantial information is given in the following paragraphs."
      ],
      "topics": [
        "journalism",
        "media"
      ],
      "wikipedia": [
        "inverted pyramid"
      ]
    }
  ],
  "word": "inverted pyramid"
}

{
  "forms": [
    {
      "form": "inverted pyramids",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "expansion": "inverted pyramid (plural inverted pyramids)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "A structure of article-composition in which the key facts are given first (e.g. the headline and first paragraph) and auxiliary and circumstantial information is given in the following paragraphs."
      ],
      "links": [
        [
          "journalism",
          "journalism"
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      ],
      "raw_glosses": [
        "(journalism) A structure of article-composition in which the key facts are given first (e.g. the headline and first paragraph) and auxiliary and circumstantial information is given in the following paragraphs."
      ],
      "topics": [
        "journalism",
        "media"
      ],
      "wikipedia": [
        "inverted pyramid"
      ]
    }
  ],
  "word": "inverted pyramid"
}