"birefringent" meaning in English

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "birefringently"
    },
    {
      "_dis1": "0 0",
      "word": "nonbirefringent"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bi",
        "3": "refringent"
      },
      "expansion": "bi- + refringent",
      "name": "prefix"
    }
  ],
  "etymology_text": "From bi- + refringent.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "birefringent (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "_dis1": "0 0",
      "word": "monorefringent"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Of or pertaining to birefringence"
      ],
      "id": "en-birefringent-en-adj-eBzRpvBr",
      "links": [
        [
          "birefringence",
          "birefringence"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "28 72",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "37 63",
          "kind": "other",
          "name": "English terms prefixed with bi-",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "25 75",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "26 74",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Having two refractive indices (depending on orientation)"
      ],
      "id": "en-birefringent-en-adj-EOYtm7Os",
      "links": [
        [
          "refractive indices",
          "refractive index"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "birefringent"
}

{
  "categories": [
    "English adjectives",
    "English entries with incorrect language header",
    "English lemmas",
    "English terms prefixed with bi-",
    "English uncomparable adjectives",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "derived": [
    {
      "word": "birefringently"
    },
    {
      "word": "nonbirefringent"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bi",
        "3": "refringent"
      },
      "expansion": "bi- + refringent",
      "name": "prefix"
    }
  ],
  "etymology_text": "From bi- + refringent.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "birefringent (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "monorefringent"
    }
  ],
  "senses": [
    {
      "glosses": [
        "Of or pertaining to birefringence"
      ],
      "links": [
        [
          "birefringence",
          "birefringence"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    },
    {
      "glosses": [
        "Having two refractive indices (depending on orientation)"
      ],
      "links": [
        [
          "refractive indices",
          "refractive index"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "birefringent"
}