"ex tunc" meaning in Latin

{
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "ex",
        "3": "tunc",
        "t1": "from, out of",
        "t2": "then, in the past"
      },
      "expansion": "ex (“from, out of”) + tunc (“then, in the past”)",
      "name": "compound"
    }
  ],
  "etymology_text": "From ex (“from, out of”) + tunc (“then, in the past”); the use of ex with adverbs of time is a Late Latin development.",
  "forms": [
    {
      "form": "extunc",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ex tunc",
        "2": "-"
      },
      "expansion": "ex tunc (not comparable)",
      "name": "la-adv"
    },
    {
      "args": {
        "1": "la",
        "2": "Late Latin"
      },
      "expansion": "(Late Latin)",
      "name": "tlb"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "adv",
  "senses": [
    {
      "glosses": [
        "from then on, from that time"
      ],
      "id": "en-ex_tunc-la-adv-NRNJClkt",
      "tags": [
        "Late-Latin",
        "not-comparable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "1 99",
          "kind": "other",
          "name": "Late Latin",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 95",
          "kind": "other",
          "name": "Latin entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "1 99",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "I have declared the former things from of old, and they have gone out from my mouth, and I have made them heard.",
          "ref": "405 CE, Jerome, Vulgate Isaiah.48.3",
          "text": "Priora ex tunc adnuntiavi, et ex ore meo exierunt, et audita feci ea.",
          "translation": "I have declared the former things from of old, and they have gone out from my mouth, and I have made them heard.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "from the beginning, from of old"
      ],
      "id": "en-ex_tunc-la-adv-ReYG-P-d",
      "links": [
        [
          "beginning",
          "beginning"
        ],
        [
          "of old",
          "of old"
        ]
      ],
      "tags": [
        "Late-Latin",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈɛks ˈtʊŋk]",
      "tags": [
        "Classical-Latin"
      ]
    },
    {
      "ipa": "[ˈɛks ˈtuŋk]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "wikipedia": [
    "Late Latin"
  ],
  "word": "ex tunc"
}

{
  "categories": [
    "Late Latin",
    "Latin adverbs",
    "Latin compound terms",
    "Latin entries with incorrect language header",
    "Latin lemmas",
    "Latin multiword terms",
    "Latin terms with IPA pronunciation",
    "Latin uncomparable adverbs",
    "Pages with 4 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "la",
        "2": "ex",
        "3": "tunc",
        "t1": "from, out of",
        "t2": "then, in the past"
      },
      "expansion": "ex (“from, out of”) + tunc (“then, in the past”)",
      "name": "compound"
    }
  ],
  "etymology_text": "From ex (“from, out of”) + tunc (“then, in the past”); the use of ex with adverbs of time is a Late Latin development.",
  "forms": [
    {
      "form": "extunc",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ex tunc",
        "2": "-"
      },
      "expansion": "ex tunc (not comparable)",
      "name": "la-adv"
    },
    {
      "args": {
        "1": "la",
        "2": "Late Latin"
      },
      "expansion": "(Late Latin)",
      "name": "tlb"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "adv",
  "senses": [
    {
      "glosses": [
        "from then on, from that time"
      ],
      "tags": [
        "Late-Latin",
        "not-comparable"
      ]
    },
    {
      "categories": [
        "Latin terms with quotations"
      ],
      "examples": [
        {
          "english": "I have declared the former things from of old, and they have gone out from my mouth, and I have made them heard.",
          "ref": "405 CE, Jerome, Vulgate Isaiah.48.3",
          "text": "Priora ex tunc adnuntiavi, et ex ore meo exierunt, et audita feci ea.",
          "translation": "I have declared the former things from of old, and they have gone out from my mouth, and I have made them heard.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "from the beginning, from of old"
      ],
      "links": [
        [
          "beginning",
          "beginning"
        ],
        [
          "of old",
          "of old"
        ]
      ],
      "tags": [
        "Late-Latin",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈɛks ˈtʊŋk]",
      "tags": [
        "Classical-Latin"
      ]
    },
    {
      "ipa": "[ˈɛks ˈtuŋk]",
      "note": "modern Italianate Ecclesiastical"
    }
  ],
  "wikipedia": [
    "Late Latin"
  ],
  "word": "ex tunc"
}