"tvärs" meaning in Swedish

{
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "2": "adverb"
      },
      "expansion": "tvärs",
      "name": "head"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Swedish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "We drove right across the lawn",
          "text": "Vi körde tvärs över gräsmattan",
          "type": "example"
        }
      ],
      "glosses": [
        "across, perpendicularly, abeam"
      ],
      "id": "en-tvärs-sv-adv-yi2~-tDJ",
      "links": [
        [
          "across",
          "across"
        ],
        [
          "perpendicularly",
          "perpendicularly"
        ],
        [
          "abeam",
          "abeam"
        ]
      ],
      "related": [
        {
          "word": "tvär"
        },
        {
          "word": "tvärs igenom"
        },
        {
          "word": "tvärs över"
        },
        {
          "word": "härs och tvärs"
        },
        {
          "word": "kors och tvärs"
        }
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-æʂ"
    }
  ],
  "word": "tvärs"
}

{
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "2": "adverb"
      },
      "expansion": "tvärs",
      "name": "head"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "adv",
  "related": [
    {
      "word": "tvär"
    },
    {
      "word": "tvärs igenom"
    },
    {
      "word": "tvärs över"
    },
    {
      "word": "härs och tvärs"
    },
    {
      "word": "kors och tvärs"
    }
  ],
  "senses": [
    {
      "categories": [
        "Rhymes:Swedish/æʂ",
        "Rhymes:Swedish/æʂ/1 syllable",
        "Swedish adverbs",
        "Swedish entries with incorrect language header",
        "Swedish lemmas",
        "Swedish terms with usage examples"
      ],
      "examples": [
        {
          "english": "We drove right across the lawn",
          "text": "Vi körde tvärs över gräsmattan",
          "type": "example"
        }
      ],
      "glosses": [
        "across, perpendicularly, abeam"
      ],
      "links": [
        [
          "across",
          "across"
        ],
        [
          "perpendicularly",
          "perpendicularly"
        ],
        [
          "abeam",
          "abeam"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-æʂ"
    }
  ],
  "word": "tvärs"
}