"macroblocking" meaning in English

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  "etymology_text": "From macroblock + -ing.",
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  "lang_code": "en",
  "pos": "noun",
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          "name": "Video compression",
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        "A visual artifact in compressed video etc. where similar adjacent pixels appear as a contiguous block of colour."
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          "computer graphics",
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          "artifact",
          "artifact"
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        [
          "compress",
          "compress"
        ],
        [
          "video",
          "video"
        ],
        [
          "adjacent",
          "adjacent"
        ],
        [
          "pixel",
          "pixel"
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          "contiguous",
          "contiguous"
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        "(computer graphics) A visual artifact in compressed video etc. where similar adjacent pixels appear as a contiguous block of colour."
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        "computer-graphics",
        "computing",
        "engineering",
        "mathematics",
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        "physical-sciences",
        "sciences"
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  "word": "macroblocking"
}

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        "A visual artifact in compressed video etc. where similar adjacent pixels appear as a contiguous block of colour."
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        "(computer graphics) A visual artifact in compressed video etc. where similar adjacent pixels appear as a contiguous block of colour."
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