"opposed cylinder" meaning in English

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      "form": "opposed cylinders",
      "tags": [
        "plural"
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      "expansion": "opposed cylinder (plural opposed cylinders)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "langcode": "en",
          "name": "Automotive",
          "orig": "en:Automotive",
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      ],
      "derived": [
        {
          "tags": [
            "abbreviation"
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          "word": "OPOC"
        }
      ],
      "glosses": [
        "A type of engine cylinder, with two pistons, horizontally opposed with each other, and the combustion chamber sitting centrally between the two pistons."
      ],
      "id": "en-opposed_cylinder-en-noun-WENtc9TK",
      "links": [
        [
          "automotive",
          "automotive"
        ]
      ],
      "raw_glosses": [
        "(automotive) A type of engine cylinder, with two pistons, horizontally opposed with each other, and the combustion chamber sitting centrally between the two pistons."
      ],
      "related": [
        {
          "word": "boxer engine"
        }
      ],
      "synonyms": [
        {
          "tags": [
            "abbreviation"
          ],
          "word": "OPOC"
        }
      ],
      "topics": [
        "automotive",
        "transport",
        "vehicles"
      ]
    }
  ],
  "word": "opposed cylinder"
}

{
  "derived": [
    {
      "tags": [
        "abbreviation"
      ],
      "word": "OPOC"
    }
  ],
  "forms": [
    {
      "form": "opposed cylinders",
      "tags": [
        "plural"
      ]
    }
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      "expansion": "opposed cylinder (plural opposed cylinders)",
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  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "boxer engine"
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      "glosses": [
        "A type of engine cylinder, with two pistons, horizontally opposed with each other, and the combustion chamber sitting centrally between the two pistons."
      ],
      "links": [
        [
          "automotive",
          "automotive"
        ]
      ],
      "raw_glosses": [
        "(automotive) A type of engine cylinder, with two pistons, horizontally opposed with each other, and the combustion chamber sitting centrally between the two pistons."
      ],
      "topics": [
        "automotive",
        "transport",
        "vehicles"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "abbreviation"
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      "word": "OPOC"
    }
  ],
  "word": "opposed cylinder"
}