"switching" meaning in English

{
  "forms": [
    {
      "form": "switching"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "switch"
    },
    {
      "word": "switchboard"
    },
    {
      "word": "switcher"
    },
    {
      "word": "switchman"
    },
    {
      "word": "switchyard"
    },
    {
      "word": "packet switching"
    }
  ],
  "senses": [
    {
      "glosses": [
        "η αλλαγή γραμμής (σιδηροτροχιάς) σε τραίνου"
      ],
      "id": "el-switching-en-noun-8zybNrE5"
    },
    {
      "glosses": [
        "η μεταγωγή"
      ],
      "id": "el-switching-en-noun-lS4eBPsW"
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Δίκτυο υπολογιστών (αγγλικά)",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "μεταγωγή"
      ],
      "id": "el-switching-en-noun-BwS83zf4",
      "raw_tags": [
        "δίκτυο υπολογιστών"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "swɪtʃɪŋ"
    }
  ],
  "word": "switching"
}

{
  "forms": [
    {
      "form": "switching"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "switch"
    },
    {
      "word": "switchboard"
    },
    {
      "word": "switcher"
    },
    {
      "word": "switchman"
    },
    {
      "word": "switchyard"
    },
    {
      "word": "packet switching"
    }
  ],
  "senses": [
    {
      "glosses": [
        "η αλλαγή γραμμής (σιδηροτροχιάς) σε τραίνου"
      ]
    },
    {
      "glosses": [
        "η μεταγωγή"
      ]
    },
    {
      "categories": [
        "Δίκτυο υπολογιστών (αγγλικά)"
      ],
      "glosses": [
        "μεταγωγή"
      ],
      "raw_tags": [
        "δίκτυο υπολογιστών"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "swɪtʃɪŋ"
    }
  ],
  "word": "switching"
}