"precleaner" meaning in English

{
  "forms": [
    {
      "form": "precleaners",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "precleaner (plural precleaners)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1956, U.S. Department of the Interior, Bureau of Mines, Information Circular, page 25",
          "text": "The mechanical-centrifugal dust units employed an involute scroll as a precleaner, the scroll deflecting the air through a 270° turn before admission to the separator.",
          "type": "quotation"
        },
        {
          "ref": "2012, Sean Bennett, Medium/Heavy Duty Truck Engines, Fuel & Computerized Management Systems, page 219",
          "text": "Depending on the design of the precleaner, the particulate removed from the airstream can either be discharged or collected in a dust bowl.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A device or component that performs preliminary cleaning."
      ],
      "id": "en-precleaner-en-noun-KDqyglC2",
      "links": [
        [
          "preliminary",
          "preliminary"
        ],
        [
          "cleaning",
          "cleaning"
        ]
      ]
    }
  ],
  "word": "precleaner"
}

{
  "forms": [
    {
      "form": "precleaners",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "precleaner (plural precleaners)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1956, U.S. Department of the Interior, Bureau of Mines, Information Circular, page 25",
          "text": "The mechanical-centrifugal dust units employed an involute scroll as a precleaner, the scroll deflecting the air through a 270° turn before admission to the separator.",
          "type": "quotation"
        },
        {
          "ref": "2012, Sean Bennett, Medium/Heavy Duty Truck Engines, Fuel & Computerized Management Systems, page 219",
          "text": "Depending on the design of the precleaner, the particulate removed from the airstream can either be discharged or collected in a dust bowl.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A device or component that performs preliminary cleaning."
      ],
      "links": [
        [
          "preliminary",
          "preliminary"
        ],
        [
          "cleaning",
          "cleaning"
        ]
      ]
    }
  ],
  "word": "precleaner"
}