Meanings
cdr1
- computingThe second part of a cons in Lisp. The remainder of a list when the first element is removed.
The elements of a list are the successive cars along the "cdr chain." That is, the elements are the car, the car of the cdr, the car of the cdr of the cdr, etc.
2000, Matt Kaufmann, Panagiotis Manolios, J Strother Moore, Computer-aided reasoning: an approachAntonyms: car
CDR2
plural CDRs
- abbreviationcountableinitialismuncountablebusinessInitialism of Canadian depositary receipt.
- abbreviationcountableinitialismuncountablecommunicationsInitialism of call detail record: a computer record representing a unit of traffic handled by a telephone exchange.
- abbreviationcountableinitialismuncountableInitialism of common data rate.
- abbreviationcountableinitialismuncountablecomputingInitialism of content of decrement of register; cdr.
- abbreviationcountableinitialismuncountablemedicineInitialism of cup-to-disc ratio.
- abbreviationcountableuncountablegovernmentAbbreviation of commander.
- abbreviationcountableinitialismuncountablebusinessInitialism of current divider rule or current division rule.
Coordinate term: VDR
- abbreviationcountableinitialismuncountableInitialism of carbon dioxide removal.
- countableuncountableCommittee for the Defense of the Revolution
Cdr3
- abbreviationAbbreviation of commander.
Synonyms & antonyms
nounThe second part of a cons in Lisp. The remainder of a list when the first element is removed.
Origin
Acronym of contents of the decrement part of register number. Note that it was based on original hardware and has no meaning today.
Full word history & related roots →Rhymes & wordplay
Anagrams
Cite this entry
cdr. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/cdr
“cdr.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cdr. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “cdr,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/cdr.
Source: cdr on Wiktionary, CC BY-SA 4.0.