cadrs

Noun

cadr (plural cadrs)

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