different between cons vs cadr

English

Etymology 1

Noun

cons

1. plural of con

Etymology 2

Clipping of construct.

Pronunciation

• IPA^(key): /?k?nz/, /?k?ns/

Noun

cons (plural conses)

1. (programming) A data structure in LISP that is a pair of pointers, car and cdr, used mainly for lists.

   Synonym: cons cell

   Meronyms: car, cdr

Verb

cons (third-person singular simple present conses, present participle consing, simple past and past participle consed)

1. (programming) To obtain a list from a cons or a nesting of conses; to prepend an element to a list by forming a cons of that element and the list; to obtain a list from a smaller one by repeated application of such kind of prepending.

Etymology 3

Verb

cons

1. Third-person singular simple present indicative form of con

Anagrams

• CNOs, NCOs, NOCs, OCNs, ONCs, ONSC, scon

Catalan

Noun

cons

1. plural of con

French

Noun

cons m

1. plural of con

English

Etymology

Contraction of car of the cdr.

Pronunciation

• IPA^(key): /?k??d?/, /?k?d?/, /?ke?d?/, /?ke?d?/

Noun

cadr (plural cadrs)

1. (programming) Car of the cdr in LISP. The second element in a list.
   • 2000, Matt Kaufmann, Panagiotis Manolios, and J. Strother Moore, Computer-Aided Reasoning: An Approach

     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.

Derived terms

• caddr

Anagrams

• Card, DARC, Drac, card