"tsar" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Lemmes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en anglais issus d’un mot en russe",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Titres de noblesse en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du russe царь, tsar’."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en anglais de l’histoire",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Tsar (en général les empereurs de la Russie)."
      ],
      "id": "fr-tsar-en-noun-kVmVlzEG",
      "topics": [
        "history"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈzɑ\\"
    },
    {
      "audio": "En-us-tsar.ogg",
      "ipa": "ˈzɑ",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/3b/En-us-tsar.ogg/En-us-tsar.ogg.mp3",
      "ogg_url": "https://commons.wikimedia.org/wiki/Special:FilePath/En-us-tsar.ogg",
      "raw_tags": [
        "États-Unis"
      ]
    }
  ],
  "word": "tsar"
}

{
  "categories": [
    "Lemmes en anglais",
    "Mots en anglais issus d’un mot en russe",
    "Noms communs en anglais",
    "Titres de noblesse en anglais",
    "anglais"
  ],
  "etymology_texts": [
    "Du russe царь, tsar’."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Lexique en anglais de l’histoire"
      ],
      "glosses": [
        "Tsar (en général les empereurs de la Russie)."
      ],
      "topics": [
        "history"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈzɑ\\"
    },
    {
      "audio": "En-us-tsar.ogg",
      "ipa": "ˈzɑ",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/3b/En-us-tsar.ogg/En-us-tsar.ogg.mp3",
      "ogg_url": "https://commons.wikimedia.org/wiki/Special:FilePath/En-us-tsar.ogg",
      "raw_tags": [
        "États-Unis"
      ]
    }
  ],
  "word": "tsar"
}