"mar" meaning in Amdo

{
  "categories": [
    {
      "kind": "other",
      "name": "Aliments en amdo",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lexique en catalan de la géographie",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lexique en espagnol de la géographie",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lexique en frison de la géographie",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lexique en interlingua de la géographie",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lexique en portugais de la géographie",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en amdo issus d’un mot en tibétain",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots sans orthographe attestée",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en amdo",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Amdo",
      "orig": "amdo",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du tibétain mar (« beurre »)."
  ],
  "lang": "Amdo",
  "lang_code": "adx",
  "notes": [
    "Forme des parlers arik et de Xiahe."
  ],
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Beurre."
      ],
      "id": "fr-mar-adx-noun-3eVoSIC1"
    }
  ],
  "word": "mar"
}

{
  "categories": [
    "Aliments en amdo",
    "Lexique en catalan de la géographie",
    "Lexique en espagnol de la géographie",
    "Lexique en frison de la géographie",
    "Lexique en interlingua de la géographie",
    "Lexique en portugais de la géographie",
    "Mots en amdo issus d’un mot en tibétain",
    "Mots sans orthographe attestée",
    "Noms communs en amdo",
    "amdo"
  ],
  "etymology_texts": [
    "Du tibétain mar (« beurre »)."
  ],
  "lang": "Amdo",
  "lang_code": "adx",
  "notes": [
    "Forme des parlers arik et de Xiahe."
  ],
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Beurre."
      ]
    }
  ],
  "word": "mar"
}