"直線" meaning in Japanese

{
  "antonyms": [
    {
      "english": "curve",
      "roman": "kyokusen",
      "ruby": [
        [
          "曲線",
          "きょくせん"
        ]
      ],
      "word": "曲線"
    }
  ],
  "forms": [
    {
      "form": "直線",
      "ruby": [
        [
          "直",
          "ちょく"
        ],
        [
          "線",
          "せん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "chokusen",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ちょくせん"
      },
      "expansion": "直(ちょく)線(せん) • (chokusen)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with raw sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Geometry",
          "orig": "ja:Geometry",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Mathematics",
          "orig": "ja:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "1 3 19 47 23 4 4",
          "kind": "other",
          "name": "Pages with raw sortkeys",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "straight line"
      ],
      "id": "en-直線-ja-noun-PLmlLKB3",
      "links": [
        [
          "straight line",
          "straight line"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "ちょくせん"
    },
    {
      "ipa": "[t͡ɕo̞kɯ̟̊ᵝsẽ̞ɴ]"
    }
  ],
  "word": "直線"
}

{
  "antonyms": [
    {
      "english": "curve",
      "roman": "kyokusen",
      "ruby": [
        [
          "曲線",
          "きょくせん"
        ]
      ],
      "word": "曲線"
    }
  ],
  "categories": [
    "Pages with raw sortkeys"
  ],
  "forms": [
    {
      "form": "直線",
      "ruby": [
        [
          "直",
          "ちょく"
        ],
        [
          "線",
          "せん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "chokusen",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ちょくせん"
      },
      "expansion": "直(ちょく)線(せん) • (chokusen)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese entries with topic categories using raw markup",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters",
        "Pages with raw sortkeys",
        "ja:Geometry",
        "ja:Mathematics"
      ],
      "glosses": [
        "straight line"
      ],
      "links": [
        [
          "straight line",
          "straight line"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "ちょくせん"
    },
    {
      "ipa": "[t͡ɕo̞kɯ̟̊ᵝsẽ̞ɴ]"
    }
  ],
  "word": "直線"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "直線"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "直線",
  "trace": ""
}