"photoion" meaning in English

{
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        "2": "photo",
        "3": "ion"
      },
      "expansion": "photo- + ion",
      "name": "prefix"
    }
  ],
  "etymology_text": "From photo- + ion.",
  "forms": [
    {
      "form": "photoions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "photoion (plural photoions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
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          "parents": [],
          "source": "w"
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          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "photoelectron"
        }
      ],
      "glosses": [
        "A cation produced through photoionization"
      ],
      "id": "en-photoion-en-noun-o3Ovng-n",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "cation",
          "cation"
        ],
        [
          "photoionization",
          "photoionization"
        ]
      ],
      "raw_glosses": [
        "(chemistry) A cation produced through photoionization"
      ],
      "related": [
        {
          "word": "photoionic"
        },
        {
          "word": "photoionize"
        }
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "translations": [
        {
          "code": "it",
          "lang": "Italian",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "fotoione"
        }
      ]
    }
  ],
  "word": "photoion"
}

{
  "coordinate_terms": [
    {
      "word": "photoelectron"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "photo",
        "3": "ion"
      },
      "expansion": "photo- + ion",
      "name": "prefix"
    }
  ],
  "etymology_text": "From photo- + ion.",
  "forms": [
    {
      "form": "photoions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "photoion (plural photoions)",
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  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "photoionic"
    },
    {
      "word": "photoionize"
    }
  ],
  "senses": [
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        "en:Chemistry"
      ],
      "glosses": [
        "A cation produced through photoionization"
      ],
      "links": [
        [
          "chemistry",
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        ],
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          "cation",
          "cation"
        ],
        [
          "photoionization",
          "photoionization"
        ]
      ],
      "raw_glosses": [
        "(chemistry) A cation produced through photoionization"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "translations": [
    {
      "code": "it",
      "lang": "Italian",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "fotoione"
    }
  ],
  "word": "photoion"
}