"letterset" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "letter",
        "3": "set"
      },
      "expansion": "letter + set",
      "name": "com"
    }
  ],
  "etymology_text": "From letter + set.",
  "forms": [
    {
      "form": "lettersets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "letterset (plural lettersets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0",
      "word": "Letraset"
    }
  ],
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "ref": "2018, Veronica A. Bradley, John L. Welch, Clive E. Skilbeck, Cognitive Retraining Using Microcomputers:",
          "text": "The early version of the test used the letters F, A, S and the test was often known as the \"FAS test\". However, use of the lettersets C, F, L and P, R, W is preferable, because the two sets are matched for letter frequency.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A set of letters of the alphabet."
      ],
      "id": "en-letterset-en-noun-th-IFcrE"
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Typography",
          "orig": "en:Typography",
          "parents": [
            "Printing",
            "Writing",
            "Industries",
            "Human behaviour",
            "Language",
            "Business",
            "Human",
            "Communication",
            "Economics",
            "Society",
            "All topics",
            "Social sciences",
            "Fundamental",
            "Sciences"
          ],
          "source": "w"
        },
        {
          "_dis": "4 96",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "6 94",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 95",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "1990, United States. Office of Personnel Management. Office of Classification, Position Classification Standards: For Positions Under the General Schedule Classification System (page 7, page 30)",
          "text": "Skill to prepare polyester form overlays by transferring letters and/or numerals from a letterset to a clear polyester sheet."
        }
      ],
      "glosses": [
        "A sheet of letters or other characters to be applied by dry transfer."
      ],
      "id": "en-letterset-en-noun-~nfds5wK",
      "links": [
        [
          "typography",
          "typography"
        ],
        [
          "sheet",
          "sheet"
        ],
        [
          "dry transfer",
          "dry transfer"
        ]
      ],
      "raw_glosses": [
        "(typography) A sheet of letters or other characters to be applied by dry transfer."
      ],
      "topics": [
        "media",
        "publishing",
        "typography"
      ]
    }
  ],
  "word": "letterset"
}

{
  "categories": [
    "English compound terms",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "letter",
        "3": "set"
      },
      "expansion": "letter + set",
      "name": "com"
    }
  ],
  "etymology_text": "From letter + set.",
  "forms": [
    {
      "form": "lettersets",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "letterset (plural lettersets)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "Letraset"
    }
  ],
  "senses": [
    {
      "categories": [
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2018, Veronica A. Bradley, John L. Welch, Clive E. Skilbeck, Cognitive Retraining Using Microcomputers:",
          "text": "The early version of the test used the letters F, A, S and the test was often known as the \"FAS test\". However, use of the lettersets C, F, L and P, R, W is preferable, because the two sets are matched for letter frequency.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A set of letters of the alphabet."
      ]
    },
    {
      "categories": [
        "en:Typography"
      ],
      "examples": [
        {
          "ref": "1990, United States. Office of Personnel Management. Office of Classification, Position Classification Standards: For Positions Under the General Schedule Classification System (page 7, page 30)",
          "text": "Skill to prepare polyester form overlays by transferring letters and/or numerals from a letterset to a clear polyester sheet."
        }
      ],
      "glosses": [
        "A sheet of letters or other characters to be applied by dry transfer."
      ],
      "links": [
        [
          "typography",
          "typography"
        ],
        [
          "sheet",
          "sheet"
        ],
        [
          "dry transfer",
          "dry transfer"
        ]
      ],
      "raw_glosses": [
        "(typography) A sheet of letters or other characters to be applied by dry transfer."
      ],
      "topics": [
        "media",
        "publishing",
        "typography"
      ]
    }
  ],
  "word": "letterset"
}