"life-changing" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "life",
        "3": "changing"
      },
      "expansion": "life + changing",
      "name": "compound"
    }
  ],
  "etymology_text": "life + changing",
  "forms": [
    {
      "form": "more life-changing",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most life-changing",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "life-changing (comparative more life-changing, superlative most life-changing)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "life-changingly"
        }
      ],
      "examples": [
        {
          "text": "My trek across the Amazon was a life-changing event.",
          "type": "example"
        },
        {
          "ref": "2020 May 6, Paul Stephen, “Britain's bravest thinks big”, in Rail, page 62",
          "text": "His life-changing injuries gave him bleak chances of employment, and he was told that he was unable to have the operation he needed for his injured leg until he was 55 - a 15-year wait.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Having a significant effect on the course of one's life."
      ],
      "id": "en-life-changing-en-adj-fqgcBUmu",
      "synonyms": [
        {
          "word": "lifechanging"
        }
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "elämän muuttava"
        },
        {
          "code": "el",
          "lang": "Greek",
          "roman": "kathoristikós",
          "sense": "Translations",
          "word": "καθοριστικός"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "Translations",
          "word": "zmieniający życie"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈlaɪfˌt͡ʃeɪnd͡ʒɪŋ/"
    },
    {
      "audio": "en-us-life-changing.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1b/En-us-life-changing.ogg/En-us-life-changing.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/1/1b/En-us-life-changing.ogg",
      "tags": [
        "Mid-Atlantic"
      ],
      "text": "Audio (Mid-Atlantic)"
    }
  ],
  "word": "life-changing"
}

{
  "derived": [
    {
      "word": "life-changingly"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "life",
        "3": "changing"
      },
      "expansion": "life + changing",
      "name": "compound"
    }
  ],
  "etymology_text": "life + changing",
  "forms": [
    {
      "form": "more life-changing",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most life-changing",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "life-changing (comparative more life-changing, superlative most life-changing)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English 3-syllable words",
        "English adjectives",
        "English compound terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms with IPA pronunciation",
        "English terms with audio links",
        "English terms with quotations",
        "English terms with usage examples",
        "Translation table header lacks gloss"
      ],
      "examples": [
        {
          "text": "My trek across the Amazon was a life-changing event.",
          "type": "example"
        },
        {
          "ref": "2020 May 6, Paul Stephen, “Britain's bravest thinks big”, in Rail, page 62",
          "text": "His life-changing injuries gave him bleak chances of employment, and he was told that he was unable to have the operation he needed for his injured leg until he was 55 - a 15-year wait.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Having a significant effect on the course of one's life."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈlaɪfˌt͡ʃeɪnd͡ʒɪŋ/"
    },
    {
      "audio": "en-us-life-changing.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1b/En-us-life-changing.ogg/En-us-life-changing.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/1/1b/En-us-life-changing.ogg",
      "tags": [
        "Mid-Atlantic"
      ],
      "text": "Audio (Mid-Atlantic)"
    }
  ],
  "synonyms": [
    {
      "word": "lifechanging"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "elämän muuttava"
    },
    {
      "code": "el",
      "lang": "Greek",
      "roman": "kathoristikós",
      "sense": "Translations",
      "word": "καθοριστικός"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "Translations",
      "word": "zmieniający życie"
    }
  ],
  "word": "life-changing"
}