A scriptable application that can record some or all of its actions as an OSA script. See Scriptable, Attachable, Tinkerable.

Media that data can be written to. Among optical discs, examples are CD-R, DVD-R/+R, CD-RW, DVD-RW/+RW, and DVD-RAM.

Optical media that can be recorded to but not erased or rewritten--that is, CD-R, DVD-R, and DVD+R.

Storage medium that can only be read, not modified, after information is initially written (also see WORM.)