"useful life" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "noun"
      },
      "expansion": "useful life",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Dutch translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Accounting",
          "orig": "en:Accounting",
          "parents": [
            "Finance",
            "Business",
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The time during which something is productive."
      ],
      "id": "en-useful_life-en-noun-mRvzofXE",
      "links": [
        [
          "accounting",
          "accounting#Noun"
        ],
        [
          "time",
          "time"
        ],
        [
          "productive",
          "productive"
        ]
      ],
      "raw_glosses": [
        "(accounting) The time during which something is productive."
      ],
      "synonyms": [
        {
          "word": "service life"
        },
        {
          "word": "working life"
        }
      ],
      "topics": [
        "accounting",
        "business",
        "finance"
      ],
      "translations": [
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "gebruiksduur"
        }
      ]
    }
  ],
  "word": "useful life"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "noun"
      },
      "expansion": "useful life",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Dutch translations",
        "Translation table header lacks gloss",
        "en:Accounting"
      ],
      "glosses": [
        "The time during which something is productive."
      ],
      "links": [
        [
          "accounting",
          "accounting#Noun"
        ],
        [
          "time",
          "time"
        ],
        [
          "productive",
          "productive"
        ]
      ],
      "raw_glosses": [
        "(accounting) The time during which something is productive."
      ],
      "synonyms": [
        {
          "word": "service life"
        },
        {
          "word": "working life"
        }
      ],
      "topics": [
        "accounting",
        "business",
        "finance"
      ]
    }
  ],
  "translations": [
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "gebruiksduur"
    }
  ],
  "word": "useful life"
}