"caddr" meaning in English

{
  "etymology_text": "Contraction of car of the cdr of the cdr.",
  "forms": [
    {
      "form": "caddrs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "caddr (plural caddrs)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Programming",
          "orig": "en:Programming",
          "parents": [
            "Computing",
            "Software engineering",
            "Technology",
            "Computer science",
            "Engineering",
            "Software",
            "All topics",
            "Sciences",
            "Applied sciences",
            "Media",
            "Fundamental",
            "Communication"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1991, Peter M. Kogge, The Architecture of Symbolic Computers, page 156:",
          "text": "Following the SEL in the control list are two elements (the cadr and caddr of the C list), both of which are themselves lists of instructions.",
          "type": "quote"
        },
        {
          "ref": "1994, Evan Tick, Giancarlo Succi, Implementations of Logic Programming Systems, →ISBN, page 239:",
          "text": "For example, in a procedure that manipulates a list data stream, we might know that the mode of the car of the list (that is the current message) is the same mode as the cadr (second message), caddr (third message), etc.",
          "type": "quote"
        },
        {
          "ref": "2000, Matt Kaufmann, Panagiotis Manolios, J Strother Moore, Computer-aided reasoning: an approach:",
          "text": "If we let x denote the tree (1 2 3), then the car of x is 1, the cdr of x is (2 3), the cadr of x is 2, the caddr of x is 3, and the cdddr of x is nil.",
          "type": "quote"
        },
        {
          "ref": "2004, Scott, Programming Principles Of Mulltimedia Systems, →ISBN, page 608:",
          "text": "In effect, lazy evaluation would force things to happen in the proper order: The car of output is the first prompt. The cadr of output is the first square, a value that requires evaluation of the car of input. The caddr of output is the second prompt.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Car of the cdr of the cdr in Lisp. The third element in a list."
      ],
      "id": "en-caddr-en-noun-jAdzo9xo",
      "links": [
        [
          "programming",
          "programming#Noun"
        ],
        [
          "Car",
          "car"
        ],
        [
          "cdr",
          "cdr"
        ],
        [
          "Lisp",
          "Lisp"
        ]
      ],
      "raw_glosses": [
        "(programming) Car of the cdr of the cdr in Lisp. The third element in a list."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "programming",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkɑːdədə/"
    },
    {
      "ipa": "/ˈkɑdədɚ/"
    }
  ],
  "word": "caddr"
}

{
  "etymology_text": "Contraction of car of the cdr of the cdr.",
  "forms": [
    {
      "form": "caddrs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "caddr (plural caddrs)",
      "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 with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned",
        "en:Programming"
      ],
      "examples": [
        {
          "ref": "1991, Peter M. Kogge, The Architecture of Symbolic Computers, page 156:",
          "text": "Following the SEL in the control list are two elements (the cadr and caddr of the C list), both of which are themselves lists of instructions.",
          "type": "quote"
        },
        {
          "ref": "1994, Evan Tick, Giancarlo Succi, Implementations of Logic Programming Systems, →ISBN, page 239:",
          "text": "For example, in a procedure that manipulates a list data stream, we might know that the mode of the car of the list (that is the current message) is the same mode as the cadr (second message), caddr (third message), etc.",
          "type": "quote"
        },
        {
          "ref": "2000, Matt Kaufmann, Panagiotis Manolios, J Strother Moore, Computer-aided reasoning: an approach:",
          "text": "If we let x denote the tree (1 2 3), then the car of x is 1, the cdr of x is (2 3), the cadr of x is 2, the caddr of x is 3, and the cdddr of x is nil.",
          "type": "quote"
        },
        {
          "ref": "2004, Scott, Programming Principles Of Mulltimedia Systems, →ISBN, page 608:",
          "text": "In effect, lazy evaluation would force things to happen in the proper order: The car of output is the first prompt. The cadr of output is the first square, a value that requires evaluation of the car of input. The caddr of output is the second prompt.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Car of the cdr of the cdr in Lisp. The third element in a list."
      ],
      "links": [
        [
          "programming",
          "programming#Noun"
        ],
        [
          "Car",
          "car"
        ],
        [
          "cdr",
          "cdr"
        ],
        [
          "Lisp",
          "Lisp"
        ]
      ],
      "raw_glosses": [
        "(programming) Car of the cdr of the cdr in Lisp. The third element in a list."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "programming",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkɑːdədə/"
    },
    {
      "ipa": "/ˈkɑdədɚ/"
    }
  ],
  "word": "caddr"
}