"demi-droite" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "demi-",
        "3": "droite"
      },
      "expansion": "demi- + droite",
      "name": "af"
    }
  ],
  "etymology_text": "From demi- + droite.",
  "forms": [
    {
      "form": "demi-droites",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "demi-droite f (plural demi-droites)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "French terms prefixed with demi-",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "ray, half-line"
      ],
      "id": "en-demi-droite-fr-noun-S-MKs7ZK",
      "links": [
        [
          "ray",
          "ray"
        ],
        [
          "half-line",
          "half-line"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/də.mi.dʁwat/"
    }
  ],
  "word": "demi-droite"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "demi-",
        "3": "droite"
      },
      "expansion": "demi- + droite",
      "name": "af"
    }
  ],
  "etymology_text": "From demi- + droite.",
  "forms": [
    {
      "form": "demi-droites",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "demi-droite f (plural demi-droites)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French 3-syllable words",
        "French countable nouns",
        "French entries with incorrect language header",
        "French feminine nouns",
        "French lemmas",
        "French multiword terms",
        "French nouns",
        "French nouns with red links in their headword lines",
        "French terms prefixed with demi-",
        "French terms with IPA pronunciation"
      ],
      "glosses": [
        "ray, half-line"
      ],
      "links": [
        [
          "ray",
          "ray"
        ],
        [
          "half-line",
          "half-line"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/də.mi.dʁwat/"
    }
  ],
  "word": "demi-droite"
}