"microtask" meaning in English

{
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        "1": "en",
        "2": "micro",
        "3": "task"
      },
      "expansion": "micro- + task",
      "name": "prefix"
    }
  ],
  "etymology_text": "From micro- + task.",
  "forms": [
    {
      "form": "microtasks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "microtask (plural microtasks)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
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          "source": "w"
        },
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          "name": "English terms prefixed with micro-",
          "parents": [],
          "source": "w"
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          "parents": [],
          "source": "w"
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          "name": "Pages with entries",
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      "examples": [
        {
          "ref": "2015 September 19, “Lessons Learned from Crowdsourcing Complex Engineering Tasks”, in PLOS ONE, →DOI:",
          "text": "Amazon Mechanical Turk is a web marketplace for crowdsourcing microtasks, such as answering surveys and image tagging.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A very small or simple task."
      ],
      "id": "en-microtask-en-noun-xp0gn3KM",
      "links": [
        [
          "task",
          "task"
        ]
      ]
    }
  ],
  "word": "microtask"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "micro",
        "3": "task"
      },
      "expansion": "micro- + task",
      "name": "prefix"
    }
  ],
  "etymology_text": "From micro- + task.",
  "forms": [
    {
      "form": "microtasks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "microtask (plural microtasks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "Pages with 1 entry",
        "Pages with entries"
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      "examples": [
        {
          "ref": "2015 September 19, “Lessons Learned from Crowdsourcing Complex Engineering Tasks”, in PLOS ONE, →DOI:",
          "text": "Amazon Mechanical Turk is a web marketplace for crowdsourcing microtasks, such as answering surveys and image tagging.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A very small or simple task."
      ],
      "links": [
        [
          "task",
          "task"
        ]
      ]
    }
  ],
  "word": "microtask"
}