"Achernar" meaning in Italian

{
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "ar",
        "3": "آخِر النَهْر",
        "lit": "end of the river"
      },
      "expansion": "Arabic آخِر النَهْر (ʔāḵir an-nahr, literally “end of the river”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Arabic آخِر النَهْر (ʔāḵir an-nahr, literally “end of the river”).",
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "Achernar f",
      "name": "it-proper noun"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Italian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "it",
          "name": "Stars",
          "orig": "it:Stars",
          "parents": [
            "Celestial bodies",
            "Space",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Achernar, the brightest star in the constellation of Eridanus"
      ],
      "id": "en-Achernar-it-name-XG7C9stA",
      "links": [
        [
          "Achernar",
          "Achernar#English"
        ],
        [
          "Eridanus",
          "Eridanus"
        ]
      ],
      "tags": [
        "feminine"
      ],
      "wikipedia": [
        "it:Achernar"
      ]
    }
  ],
  "word": "Achernar"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "ar",
        "3": "آخِر النَهْر",
        "lit": "end of the river"
      },
      "expansion": "Arabic آخِر النَهْر (ʔāḵir an-nahr, literally “end of the river”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Arabic آخِر النَهْر (ʔāḵir an-nahr, literally “end of the river”).",
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "Achernar f",
      "name": "it-proper noun"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Italian entries with incorrect language header",
        "Italian feminine nouns",
        "Italian lemmas",
        "Italian proper nouns",
        "Italian terms derived from Arabic",
        "it:Stars"
      ],
      "glosses": [
        "Achernar, the brightest star in the constellation of Eridanus"
      ],
      "links": [
        [
          "Achernar",
          "Achernar#English"
        ],
        [
          "Eridanus",
          "Eridanus"
        ]
      ],
      "tags": [
        "feminine"
      ],
      "wikipedia": [
        "it:Achernar"
      ]
    }
  ],
  "word": "Achernar"
}