"unpremultiply" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "premultiply"
      },
      "expansion": "un- + premultiply",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + premultiply.",
  "forms": [
    {
      "form": "unpremultiplies",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "unpremultiplying",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "unpremultiplied",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "unpremultiplied",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "unpremultiply (third-person singular simple present unpremultiplies, present participle unpremultiplying, simple past and past participle unpremultiplied)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with un-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
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          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Computer graphics",
          "orig": "en:Computer graphics",
          "parents": [
            "Computing",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "To divide a premultiplied matrix by a preceding factor noncommutatively"
      ],
      "id": "en-unpremultiply-en-verb-LQbNsGw5",
      "links": [
        [
          "computer graphics",
          "computer graphics"
        ],
        [
          "premultiplied",
          "premultiplied"
        ],
        [
          "matrix",
          "matrix"
        ],
        [
          "factor",
          "factor"
        ],
        [
          "noncommutatively",
          "noncommutatively"
        ]
      ],
      "raw_glosses": [
        "(computer graphics) To divide a premultiplied matrix by a preceding factor noncommutatively"
      ],
      "related": [
        {
          "word": "premultiplication"
        },
        {
          "word": "premultiply"
        }
      ],
      "topics": [
        "computer-graphics",
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "unpremultiply"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "premultiply"
      },
      "expansion": "un- + premultiply",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + premultiply.",
  "forms": [
    {
      "form": "unpremultiplies",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "unpremultiplying",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "unpremultiplied",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "unpremultiplied",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "unpremultiply (third-person singular simple present unpremultiplies, present participle unpremultiplying, simple past and past participle unpremultiplied)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "related": [
    {
      "word": "premultiplication"
    },
    {
      "word": "premultiply"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with un-",
        "English verbs",
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        "en:Computer graphics"
      ],
      "glosses": [
        "To divide a premultiplied matrix by a preceding factor noncommutatively"
      ],
      "links": [
        [
          "computer graphics",
          "computer graphics"
        ],
        [
          "premultiplied",
          "premultiplied"
        ],
        [
          "matrix",
          "matrix"
        ],
        [
          "factor",
          "factor"
        ],
        [
          "noncommutatively",
          "noncommutatively"
        ]
      ],
      "raw_glosses": [
        "(computer graphics) To divide a premultiplied matrix by a preceding factor noncommutatively"
      ],
      "topics": [
        "computer-graphics",
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "word": "unpremultiply"
}