"testlet" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "test",
        "3": "let"
      },
      "expansion": "test + -let",
      "name": "suffix"
    }
  ],
  "etymology_text": "test + -let",
  "forms": [
    {
      "form": "testlets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "testlet (plural testlets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "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 suffixed with -let",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2010, Alina von Davier, Statistical Models for Test Equating, Scaling, and Linking",
          "text": "As an example, consider a test consisting of five testlets that are included in computing the test takers' scores and one additional testlet that is not included in the scores.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A group of questions about the same topic."
      ],
      "id": "en-testlet-en-noun-HXR4fV2c",
      "links": [
        [
          "test",
          "test"
        ],
        [
          "question",
          "question"
        ],
        [
          "topic",
          "topic"
        ]
      ],
      "raw_glosses": [
        "(in a test) A group of questions about the same topic."
      ],
      "raw_tags": [
        "in a test"
      ]
    }
  ],
  "word": "testlet"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "test",
        "3": "let"
      },
      "expansion": "test + -let",
      "name": "suffix"
    }
  ],
  "etymology_text": "test + -let",
  "forms": [
    {
      "form": "testlets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "testlet (plural testlets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -let",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2010, Alina von Davier, Statistical Models for Test Equating, Scaling, and Linking",
          "text": "As an example, consider a test consisting of five testlets that are included in computing the test takers' scores and one additional testlet that is not included in the scores.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A group of questions about the same topic."
      ],
      "links": [
        [
          "test",
          "test"
        ],
        [
          "question",
          "question"
        ],
        [
          "topic",
          "topic"
        ]
      ],
      "raw_glosses": [
        "(in a test) A group of questions about the same topic."
      ],
      "raw_tags": [
        "in a test"
      ]
    }
  ],
  "word": "testlet"
}