"chemistical" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "chemist",
        "3": "ical"
      },
      "expansion": "chemist + -ical",
      "name": "suffix"
    }
  ],
  "etymology_text": "From chemist + -ical.",
  "forms": [
    {
      "form": "more chemistical",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most chemistical",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chemistical (comparative more chemistical, superlative most chemistical)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ical",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Chemical."
      ],
      "id": "en-chemistical-en-adj-Al3hr5Zh",
      "links": [
        [
          "Chemical",
          "chemical"
        ]
      ],
      "raw_glosses": [
        "(obsolete) Chemical."
      ],
      "synonyms": [
        {
          "word": "chymistical"
        }
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "word": "chemistical"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "chemist",
        "3": "ical"
      },
      "expansion": "chemist + -ical",
      "name": "suffix"
    }
  ],
  "etymology_text": "From chemist + -ical.",
  "forms": [
    {
      "form": "more chemistical",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most chemistical",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chemistical (comparative more chemistical, superlative most chemistical)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms suffixed with -ical",
        "English terms with obsolete senses"
      ],
      "glosses": [
        "Chemical."
      ],
      "links": [
        [
          "Chemical",
          "chemical"
        ]
      ],
      "raw_glosses": [
        "(obsolete) Chemical."
      ],
      "tags": [
        "obsolete"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "chymistical"
    }
  ],
  "word": "chemistical"
}