"bis-" meaning in English

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      "expansion": "bis-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "bis-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "senses": [
    {
      "glosses": [
        "An occasional variant of bi- prefixed to roots beginning with a vowel, as in bisalternate"
      ],
      "id": "en-bis--en-prefix-EsYfqkkj",
      "links": [
        [
          "bi-",
          "bi-"
        ],
        [
          "bisalternate",
          "bisalternate"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A variant of di- used to indicate that the component that does not take the prefix occurs twice in the compound: a bisoxide is of the form B₂O (cf. dioxide for XO₂)"
      ],
      "id": "en-bis--en-prefix-etyjiC6d",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "di-",
          "di-"
        ],
        [
          "bisoxide",
          "bisoxide"
        ],
        [
          "dioxide",
          "dioxide"
        ]
      ],
      "raw_glosses": [
        "(chemistry, obsolete) A variant of di- used to indicate that the component that does not take the prefix occurs twice in the compound: a bisoxide is of the form B₂O (cf. dioxide for XO₂)"
      ],
      "related": [
        {
          "_dis1": "25 57 18",
          "word": "tris-"
        },
        {
          "_dis1": "25 57 18",
          "word": "tetrakis-"
        }
      ],
      "tags": [
        "morpheme",
        "obsolete"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
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          "kind": "topical",
          "langcode": "en",
          "name": "Chemistry",
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            "All topics",
            "Fundamental"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Bis (η⁶-arene) metal complexes have been made for many transition metals by the Al/AlCl₃ reduction method."
        }
      ],
      "glosses": [
        "A variant of di-, used for substitutions of two complex rather than simple units."
      ],
      "id": "en-bis--en-prefix-tym0YH0U",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "chemistry",
          "chemistry"
        ],
        [
          "di-",
          "di-"
        ]
      ],
      "raw_glosses": [
        "(mathematics, chemistry) A variant of di-, used for substitutions of two complex rather than simple units."
      ],
      "tags": [
        "morpheme"
      ],
      "topics": [
        "chemistry",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "bis-"
}

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      "args": {},
      "expansion": "bis-",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "related": [
    {
      "word": "tris-"
    },
    {
      "word": "tetrakis-"
    }
  ],
  "senses": [
    {
      "glosses": [
        "An occasional variant of bi- prefixed to roots beginning with a vowel, as in bisalternate"
      ],
      "links": [
        [
          "bi-",
          "bi-"
        ],
        [
          "bisalternate",
          "bisalternate"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    },
    {
      "categories": [
        "English terms with obsolete senses",
        "en:Chemistry"
      ],
      "glosses": [
        "A variant of di- used to indicate that the component that does not take the prefix occurs twice in the compound: a bisoxide is of the form B₂O (cf. dioxide for XO₂)"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "di-",
          "di-"
        ],
        [
          "bisoxide",
          "bisoxide"
        ],
        [
          "dioxide",
          "dioxide"
        ]
      ],
      "raw_glosses": [
        "(chemistry, obsolete) A variant of di- used to indicate that the component that does not take the prefix occurs twice in the compound: a bisoxide is of the form B₂O (cf. dioxide for XO₂)"
      ],
      "tags": [
        "morpheme",
        "obsolete"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        "en:Chemistry",
        "en:Mathematics"
      ],
      "examples": [
        {
          "text": "Bis (η⁶-arene) metal complexes have been made for many transition metals by the Al/AlCl₃ reduction method."
        }
      ],
      "glosses": [
        "A variant of di-, used for substitutions of two complex rather than simple units."
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "chemistry",
          "chemistry"
        ],
        [
          "di-",
          "di-"
        ]
      ],
      "raw_glosses": [
        "(mathematics, chemistry) A variant of di-, used for substitutions of two complex rather than simple units."
      ],
      "tags": [
        "morpheme"
      ],
      "topics": [
        "chemistry",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "bis-"
}