"PVC" meaning in English

{
  "etymology_text": "PVC < Permanent Virtual Circuit\n: < Polyvinyl Chloride",
  "forms": [
    {
      "form": "PVC",
      "source": "header"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "abbrev",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Δίκτυο υπολογιστών (αγγλικά)",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "permanent virtual circuit"
      ],
      "id": "el-PVC-en-abbrev-jTobwwfe",
      "raw_tags": [
        "δίκτυο υπολογιστών"
      ],
      "topics": [
        "computing"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Χημεία (αγγλικά)",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "το πολυβινυλοχλωρίδιο"
      ],
      "id": "el-PVC-en-abbrev-ke0S6Fsn",
      "raw_tags": [
        "χημεία"
      ],
      "topics": [
        "chemistry"
      ]
    }
  ],
  "word": "PVC"
}

{
  "etymology_text": "PVC < Permanent Virtual Circuit\n: < Polyvinyl Chloride",
  "forms": [
    {
      "form": "PVC",
      "source": "header"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "abbrev",
  "senses": [
    {
      "categories": [
        "Δίκτυο υπολογιστών (αγγλικά)"
      ],
      "glosses": [
        "permanent virtual circuit"
      ],
      "raw_tags": [
        "δίκτυο υπολογιστών"
      ],
      "topics": [
        "computing"
      ]
    },
    {
      "categories": [
        "Χημεία (αγγλικά)"
      ],
      "glosses": [
        "το πολυβινυλοχλωρίδιο"
      ],
      "raw_tags": [
        "χημεία"
      ],
      "topics": [
        "chemistry"
      ]
    }
  ],
  "word": "PVC"
}