"photodeterioration" meaning in English

{
  "etymology_templates": [
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        "2": "photo",
        "3": "deterioration"
      },
      "expansion": "photo- + deterioration",
      "name": "prefix"
    }
  ],
  "etymology_text": "From photo- + deterioration.",
  "forms": [
    {
      "form": "photodeteriorations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "args": {},
      "expansion": "photodeterioration (plural photodeteriorations)",
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  "lang_code": "en",
  "pos": "noun",
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
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        {
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          "parents": [],
          "source": "w"
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          "orig": "en:Chemistry",
          "parents": [
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          "source": "w"
        }
      ],
      "glosses": [
        "photodegradation"
      ],
      "id": "en-photodeterioration-en-noun-OgrIRI16",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "photodegradation",
          "photodegradation"
        ]
      ],
      "raw_glosses": [
        "(chemistry) photodegradation"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "photodeterioration"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "photo",
        "3": "deterioration"
      },
      "expansion": "photo- + deterioration",
      "name": "prefix"
    }
  ],
  "etymology_text": "From photo- + deterioration.",
  "forms": [
    {
      "form": "photodeteriorations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "photodeterioration (plural photodeteriorations)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "photodegradation"
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        [
          "chemistry",
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        [
          "photodegradation",
          "photodegradation"
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        "(chemistry) photodegradation"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
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  "word": "photodeterioration"
}