Definition, synonyms and related words
Initialism of call detail record: a computer record representing a unit of traffic handled by a telephone exchange.
"After extracting the head from the pair, the cdr contains the remaining elements of the linked list."
The second part of a cons in LISP. The rest of a list when the first element is removed.
In plain English: A cdr is an old-fashioned way of writing compact disc read-only memory, which stores music and data on shiny plastic discs you can play but not erase or change.
"The new CD drive is not compatible with all compact disc recordable formats, so we need to buy an external CDR writer."
The acronym CDR originally stood for the contents of the decrement part of a specific computer register. Because this term is tied to outdated hardware architecture, it has no meaningful definition in modern computing contexts.