"pretreatment" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pre",
        "3": "treatment"
      },
      "expansion": "pre- + treatment",
      "name": "prefix"
    }
  ],
  "etymology_text": "From pre- + treatment.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "pretreatment (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "78 22",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w+disamb"
        },
        {
          "_dis": "66 34",
          "kind": "other",
          "name": "English terms prefixed with pre-",
          "parents": [],
          "source": "w+disamb"
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        {
          "_dis": "80 20",
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          "name": "Entries with translation boxes",
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        {
          "_dis": "78 22",
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Prior to treatment."
      ],
      "id": "en-pretreatment-en-adj-kyAMQda9",
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "pretreatment"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pre",
        "3": "treatment"
      },
      "expansion": "pre- + treatment",
      "name": "prefix"
    }
  ],
  "etymology_text": "From pre- + treatment.",
  "forms": [
    {
      "form": "pretreatments",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pretreatment (plural pretreatments)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "Any treatment received before some other process."
      ],
      "id": "en-pretreatment-en-noun-LZnl8Dmg",
      "links": [
        [
          "treatment",
          "treatment"
        ]
      ],
      "related": [
        {
          "word": "pretreat"
        }
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "treatment received prior to some other process",
          "word": "esikäsittely"
        }
      ]
    }
  ],
  "word": "pretreatment"
}

{
  "categories": [
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms prefixed with pre-",
    "English uncomparable adjectives",
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    "Pages with 1 entry",
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  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pre",
        "3": "treatment"
      },
      "expansion": "pre- + treatment",
      "name": "prefix"
    }
  ],
  "etymology_text": "From pre- + treatment.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "pretreatment (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "Prior to treatment."
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "pretreatment"
}

{
  "categories": [
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms prefixed with pre-",
    "English uncomparable adjectives",
    "Entries with translation boxes",
    "Pages with 1 entry",
    "Terms with Finnish translations"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pre",
        "3": "treatment"
      },
      "expansion": "pre- + treatment",
      "name": "prefix"
    }
  ],
  "etymology_text": "From pre- + treatment.",
  "forms": [
    {
      "form": "pretreatments",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "pretreatment (plural pretreatments)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "pretreat"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Any treatment received before some other process."
      ],
      "links": [
        [
          "treatment",
          "treatment"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "treatment received prior to some other process",
      "word": "esikäsittely"
    }
  ],
  "word": "pretreatment"
}