"πάλιν" meaning in Grec ancien

{
  "categories": [
    {
      "kind": "other",
      "name": "Adverbes en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Grec ancien",
      "orig": "grec ancien",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Forme accusative de *πάλις, du proto-indo-européen *kʷl̥His, de *kʷel-,\"tourner\", apparenté à πάλαι."
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "adv",
  "pos_title": "Adverbe",
  "raw_tags": [
    "πάλιν"
  ],
  "senses": [
    {
      "glosses": [
        "En sens inverse, en rebroussant chemin, à rebours, en arrière."
      ],
      "id": "fr-πάλιν-grc-adv-i5b0NYc8"
    },
    {
      "glosses": [
        "À l’opposé, au contraire."
      ],
      "id": "fr-πάλιν-grc-adv-Ra1WM86n",
      "raw_tags": [
        "Par suite"
      ]
    },
    {
      "glosses": [
        "En sens inverse, à son tour, de nouveau."
      ],
      "id": "fr-πάλιν-grc-adv-20l7ooY8",
      "raw_tags": [
        "Par suite"
      ]
    }
  ],
  "word": "πάλιν"
}

{
  "categories": [
    "Adverbes en grec ancien",
    "grec ancien"
  ],
  "etymology_texts": [
    "Forme accusative de *πάλις, du proto-indo-européen *kʷl̥His, de *kʷel-,\"tourner\", apparenté à πάλαι."
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "adv",
  "pos_title": "Adverbe",
  "raw_tags": [
    "πάλιν"
  ],
  "senses": [
    {
      "glosses": [
        "En sens inverse, en rebroussant chemin, à rebours, en arrière."
      ]
    },
    {
      "glosses": [
        "À l’opposé, au contraire."
      ],
      "raw_tags": [
        "Par suite"
      ]
    },
    {
      "glosses": [
        "En sens inverse, à son tour, de nouveau."
      ],
      "raw_tags": [
        "Par suite"
      ]
    }
  ],
  "word": "πάλιν"
}