"round barrow" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Lexique en anglais du funéraire",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions nominales en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "round barrows",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "related": [
    {
      "word": "long barrow"
    },
    {
      "word": "bowl barrow"
    },
    {
      "word": "bell barrow"
    },
    {
      "word": "disc barrow"
    },
    {
      "word": "pond barrow"
    },
    {
      "word": "saucer barrow"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en anglais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en anglais à traduire",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Lexique en anglais de l’archéologie",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Mary-Ann Ochota, Hidden Histories: A spotter's guide to the British landscape, page 24",
          "text": "It’s unclear why there were different types of round barrow."
        }
      ],
      "glosses": [
        "Tumulus."
      ],
      "id": "fr-round_barrow-en-noun-ArhJdctn",
      "topics": [
        "archeology"
      ]
    }
  ],
  "word": "round barrow"
}

{
  "categories": [
    "Lexique en anglais du funéraire",
    "Locutions nominales en anglais",
    "anglais"
  ],
  "forms": [
    {
      "form": "round barrows",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "related": [
    {
      "word": "long barrow"
    },
    {
      "word": "bowl barrow"
    },
    {
      "word": "bell barrow"
    },
    {
      "word": "disc barrow"
    },
    {
      "word": "pond barrow"
    },
    {
      "word": "saucer barrow"
    }
  ],
  "senses": [
    {
      "categories": [
        "Exemples en anglais",
        "Exemples en anglais à traduire",
        "Lexique en anglais de l’archéologie"
      ],
      "examples": [
        {
          "ref": "Mary-Ann Ochota, Hidden Histories: A spotter's guide to the British landscape, page 24",
          "text": "It’s unclear why there were different types of round barrow."
        }
      ],
      "glosses": [
        "Tumulus."
      ],
      "topics": [
        "archeology"
      ]
    }
  ],
  "word": "round barrow"
}