Definition of "CDR"

(telephony) Initialism of call detail record: a computer record representing a unit of traffic handled by a telephone exchange.  examples

Initialism of common data rate.  examples

(programming) Initialism of content of decrement of register; cdr.  examples

(ophthalmology) Initialism of cup-to-disc ratio.

(military) Abbreviation of commander.

(electronics) Initialism of current divider rule or current division rule.  examples

Initialism of carbon dioxide removal.  examples

(video games) Initialism of cooldown reduction.  examples

Committee for the Defense of the Revolution  examples