CD-R

Origin of CD-R

1985–90; C(ompact) D(isc)-R(ecordable)

Cdr.

or CDR.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for cdr

Cdr

abbreviation for
  1. Commander

CDR

abbreviation for
  1. compact disc recordable: a compact disc that can be used to record only onceCompare CDE
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012