Buffer: a temporary holding area for data as it's being transferred to CD media during the writing or rewriting process
CD-R: Compact Disc-Recordable; describes a CD that can be written on all at once or in sessions, but cannot be overwritten or reused. Most of these hold 650MB of data.
CD-RW: Compact Disc-Rewritable; describes a CD that can be used again and again
EIDE: Enhanced Integrated Drive Electronics, the standard internal desktop connection for adding a drive