"letterwise" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "letter",
        "3": "wise"
      },
      "expansion": "letter + -wise",
      "name": "suffix"
    }
  ],
  "etymology_text": "From letter + -wise.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "letterwise (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "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 -wise",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1994, Marilyn Jager Adams, Beginning to Read: Thinking and Learning About Print, page 105:",
          "text": "Skillful readers' processing of text seems far too fast and efficient to be based on letterwise processing of its print.",
          "type": "quote"
        },
        {
          "ref": "2008, Joachim Biskup, Security in Computing Systems: Challenges, Approaches and Solutions, page 410:",
          "text": "[…] an encryption algorithm with multiple usage of a secret key for the letterwise encryption of prefixes […]",
          "type": "quote"
        }
      ],
      "glosses": [
        "In terms of letters of the alphabet."
      ],
      "id": "en-letterwise-en-adj-6VxArvcz",
      "links": [
        [
          "letter",
          "letter"
        ],
        [
          "alphabet",
          "alphabet"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "letterwise"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "letter",
        "3": "wise"
      },
      "expansion": "letter + -wise",
      "name": "suffix"
    }
  ],
  "etymology_text": "From letter + -wise.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "letterwise (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms suffixed with -wise",
        "English terms with quotations",
        "English uncomparable adjectives",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "1994, Marilyn Jager Adams, Beginning to Read: Thinking and Learning About Print, page 105:",
          "text": "Skillful readers' processing of text seems far too fast and efficient to be based on letterwise processing of its print.",
          "type": "quote"
        },
        {
          "ref": "2008, Joachim Biskup, Security in Computing Systems: Challenges, Approaches and Solutions, page 410:",
          "text": "[…] an encryption algorithm with multiple usage of a secret key for the letterwise encryption of prefixes […]",
          "type": "quote"
        }
      ],
      "glosses": [
        "In terms of letters of the alphabet."
      ],
      "links": [
        [
          "letter",
          "letter"
        ],
        [
          "alphabet",
          "alphabet"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "letterwise"
}