"defervescency" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "word": "defervescence"
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          "ref": "1678, Antiquitates Christianæ: Or, the History of the Life and Death of the Holy Jesus: […], London: […] E. Flesher, and R. Norton, for R[ichard] Royston, […], →OCLC:",
          "text": "A defervescency in holy actions.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of defervescence"
      ],
      "id": "en-defervescency-en-noun-eJia26Lw",
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  "sounds": [
    {
      "ipa": "/diːfə(ɹ)ˈvɛsənsi/"
    }
  ],
  "word": "defervescency"
}

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      "expansion": "defervescency",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "defervescence"
        }
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          "ref": "1678, Antiquitates Christianæ: Or, the History of the Life and Death of the Holy Jesus: […], London: […] E. Flesher, and R. Norton, for R[ichard] Royston, […], →OCLC:",
          "text": "A defervescency in holy actions.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of defervescence"
      ],
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          "defervescence#English"
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  "sounds": [
    {
      "ipa": "/diːfə(ɹ)ˈvɛsənsi/"
    }
  ],
  "word": "defervescency"
}