"corrente alternada" meaning in Portuguese

{
  "forms": [
    {
      "form": "correntes alternadas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "corrente alternada f (plural correntes alternadas)",
      "name": "pt-noun"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Portuguese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "pt",
          "name": "Electricity",
          "orig": "pt:Electricity",
          "parents": [
            "Electromagnetism",
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "alternating current (current in which the direction of flow of the electrons reverses periodically)"
      ],
      "id": "en-corrente_alternada-pt-noun-h3L414Oy",
      "links": [
        [
          "electricity",
          "electricity"
        ],
        [
          "alternating current",
          "alternating current"
        ]
      ],
      "raw_glosses": [
        "(electricity) alternating current (current in which the direction of flow of the electrons reverses periodically)"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "business",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "corrente alternada"
}

{
  "forms": [
    {
      "form": "correntes alternadas",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "corrente alternada f (plural correntes alternadas)",
      "name": "pt-noun"
    }
  ],
  "lang": "Portuguese",
  "lang_code": "pt",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Portuguese countable nouns",
        "Portuguese entries with incorrect language header",
        "Portuguese feminine nouns",
        "Portuguese lemmas",
        "Portuguese multiword terms",
        "Portuguese nouns",
        "pt:Electricity"
      ],
      "glosses": [
        "alternating current (current in which the direction of flow of the electrons reverses periodically)"
      ],
      "links": [
        [
          "electricity",
          "electricity"
        ],
        [
          "alternating current",
          "alternating current"
        ]
      ],
      "raw_glosses": [
        "(electricity) alternating current (current in which the direction of flow of the electrons reverses periodically)"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "business",
        "electrical-engineering",
        "electricity",
        "electromagnetism",
        "energy",
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "corrente alternada"
}