"pre-decrement" meaning in English

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      "expansion": "pre- + decrement",
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  ],
  "etymology_text": "From pre- + decrement.",
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    {
      "form": "pre-decrements",
      "tags": [
        "plural"
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  "lang_code": "en",
  "pos": "noun",
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          "kind": "topical",
          "langcode": "en",
          "name": "Computing",
          "orig": "en:Computing",
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      ],
      "glosses": [
        "A decrement operation that takes place prior to evaluation of the expression that contains the variable being decremented."
      ],
      "id": "en-pre-decrement-en-noun-84cRcXcI",
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "decrement",
          "decrement"
        ],
        [
          "evaluation",
          "evaluation"
        ],
        [
          "expression",
          "expression"
        ],
        [
          "variable",
          "variable"
        ]
      ],
      "raw_glosses": [
        "(computing) A decrement operation that takes place prior to evaluation of the expression that contains the variable being decremented."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
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  "word": "pre-decrement"
}

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  ],
  "etymology_text": "From pre- + decrement.",
  "forms": [
    {
      "form": "pre-decrements",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pre-decrementing",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pre-decremented",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pre-decremented",
      "tags": [
        "past"
      ]
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      "glosses": [
        "To perform such an operation upon."
      ],
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          "computing",
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      "raw_glosses": [
        "(transitive, computing) To perform such an operation upon."
      ],
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        "transitive"
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
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  ],
  "word": "pre-decrement"
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  ],
  "etymology_text": "From pre- + decrement.",
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      "glosses": [
        "A decrement operation that takes place prior to evaluation of the expression that contains the variable being decremented."
      ],
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        [
          "computing",
          "computing#Noun"
        ],
        [
          "decrement",
          "decrement"
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          "evaluation",
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        ],
        [
          "expression",
          "expression"
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          "variable",
          "variable"
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        "(computing) A decrement operation that takes place prior to evaluation of the expression that contains the variable being decremented."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
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  "word": "pre-decrement"
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  ],
  "etymology_text": "From pre- + decrement.",
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    {
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      "form": "pre-decrementing",
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        "participle",
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    },
    {
      "form": "pre-decremented",
      "tags": [
        "participle",
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      ]
    },
    {
      "form": "pre-decremented",
      "tags": [
        "past"
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  "lang": "English",
  "lang_code": "en",
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        "To perform such an operation upon."
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        "(transitive, computing) To perform such an operation upon."
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