"hardening" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "form_of": [
        {
          "word": "harden"
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      "glosses": [
        "present participle and gerund of harden"
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          "harden",
          "harden#English"
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  "word": "hardening"
}

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "case-hardening"
    },
    {
      "_dis1": "0 0",
      "word": "case hardening"
    },
    {
      "_dis1": "0 0",
      "word": "hardening of the arteries"
    },
    {
      "_dis1": "0 0",
      "word": "precipitation hardening"
    },
    {
      "_dis1": "0 0",
      "word": "radiation hardening"
    },
    {
      "_dis1": "0 0",
      "word": "self-hardening"
    },
    {
      "_dis1": "0 0",
      "word": "strain hardening"
    },
    {
      "_dis1": "0 0",
      "word": "work hardening"
    }
  ],
  "forms": [
    {
      "form": "hardenings",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "hardening (plural hardenings)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "The process by which something hardens."
      ],
      "id": "en-hardening-en-noun-GBuaGVDo",
      "links": [
        [
          "hard",
          "hard"
        ]
      ],
      "translations": [
        {
          "_dis1": "100 0",
          "code": "ca",
          "lang": "Catalan",
          "sense": "process",
          "tags": [
            "masculine"
          ],
          "word": "enduriment"
        },
        {
          "_dis1": "100 0",
          "code": "fi",
          "lang": "Finnish",
          "sense": "process",
          "word": "kovettuminen"
        },
        {
          "_dis1": "100 0",
          "code": "fi",
          "lang": "Finnish",
          "sense": "process",
          "word": "kovettaminen"
        },
        {
          "_dis1": "100 0",
          "code": "fr",
          "lang": "French",
          "sense": "process",
          "tags": [
            "masculine"
          ],
          "word": "durcissement"
        },
        {
          "_dis1": "100 0",
          "code": "de",
          "lang": "German",
          "sense": "process",
          "tags": [
            "neuter"
          ],
          "word": "Härten"
        },
        {
          "_dis1": "100 0",
          "code": "de",
          "lang": "German",
          "sense": "process",
          "tags": [
            "feminine"
          ],
          "word": "Härtung"
        },
        {
          "_dis1": "100 0",
          "code": "es",
          "lang": "Spanish",
          "sense": "process",
          "tags": [
            "masculine"
          ],
          "word": "endurecimiento"
        },
        {
          "_dis1": "100 0",
          "code": "sv",
          "lang": "Swedish",
          "sense": "process",
          "tags": [
            "common-gender"
          ],
          "word": "härdning"
        }
      ]
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      ],
      "glosses": [
        "Something which hardens."
      ],
      "id": "en-hardening-en-noun-7AaOlyRR",
      "translations": [
        {
          "_dis1": "32 68",
          "code": "fi",
          "lang": "Finnish",
          "sense": "that which hardens",
          "word": "kovete"
        }
      ]
    }
  ],
  "word": "hardening"
}

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    "English entries with incorrect language header",
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    "English non-lemma forms",
    "English nouns",
    "English verb forms",
    "English verbal nouns",
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  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "form_of": [
        {
          "word": "harden"
        }
      ],
      "glosses": [
        "present participle and gerund of harden"
      ],
      "links": [
        [
          "harden",
          "harden#English"
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  "word": "hardening"
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    "English nouns",
    "English verb forms",
    "English verbal nouns",
    "Entries with translation boxes",
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    "Terms with Finnish translations",
    "Terms with French translations",
    "Terms with German translations",
    "Terms with Spanish translations",
    "Terms with Swedish translations"
  ],
  "derived": [
    {
      "word": "case-hardening"
    },
    {
      "word": "case hardening"
    },
    {
      "word": "hardening of the arteries"
    },
    {
      "word": "precipitation hardening"
    },
    {
      "word": "radiation hardening"
    },
    {
      "word": "self-hardening"
    },
    {
      "word": "strain hardening"
    },
    {
      "word": "work hardening"
    }
  ],
  "forms": [
    {
      "form": "hardenings",
      "tags": [
        "plural"
      ]
    }
  ],
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "The process by which something hardens."
      ],
      "links": [
        [
          "hard",
          "hard"
        ]
      ]
    },
    {
      "glosses": [
        "Something which hardens."
      ]
    }
  ],
  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "process",
      "tags": [
        "masculine"
      ],
      "word": "enduriment"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "process",
      "word": "kovettuminen"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "process",
      "word": "kovettaminen"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "process",
      "tags": [
        "masculine"
      ],
      "word": "durcissement"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "process",
      "tags": [
        "neuter"
      ],
      "word": "Härten"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "process",
      "tags": [
        "feminine"
      ],
      "word": "Härtung"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "process",
      "tags": [
        "masculine"
      ],
      "word": "endurecimiento"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "process",
      "tags": [
        "common-gender"
      ],
      "word": "härdning"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "that which hardens",
      "word": "kovete"
    }
  ],
  "word": "hardening"
}