"thenceafter" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Adverbes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Lemmes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Thence + after"
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adv",
  "pos_title": "Adverbe",
  "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": "Termes vieillis en anglais",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "There was a horrific argument about their father's will, and thenceafter they never talked to each other."
        }
      ],
      "glosses": [
        "À partir de ce moment-là ; désormais (ne se dit pas du moment actuel)"
      ],
      "id": "fr-thenceafter-en-adv-vAEqxR-1",
      "tags": [
        "dated"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "from then on"
    },
    {
      "word": "thenceforth"
    },
    {
      "word": "thenceforward"
    },
    {
      "word": "thenceforwards"
    }
  ],
  "word": "thenceafter"
}

{
  "categories": [
    "Adverbes en anglais",
    "Lemmes en anglais",
    "anglais"
  ],
  "etymology_texts": [
    "Thence + after"
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adv",
  "pos_title": "Adverbe",
  "senses": [
    {
      "categories": [
        "Exemples en anglais",
        "Exemples en anglais à traduire",
        "Termes vieillis en anglais"
      ],
      "examples": [
        {
          "text": "There was a horrific argument about their father's will, and thenceafter they never talked to each other."
        }
      ],
      "glosses": [
        "À partir de ce moment-là ; désormais (ne se dit pas du moment actuel)"
      ],
      "tags": [
        "dated"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "from then on"
    },
    {
      "word": "thenceforth"
    },
    {
      "word": "thenceforward"
    },
    {
      "word": "thenceforwards"
    }
  ],
  "word": "thenceafter"
}