, an accelerator
is an additional unit of hardware
to perform some function faster than is possible in software running on the normal CPU
. Examples include graphics accelerators and floating-point accelerators. The term is outdated and has been replaced with more descriptive terms like video card
or graphics card
, the term accelerator
is used for the shortcut key which produces the same effect as a pull-down menu entry, for example using CTRL-S instead of the menu "File" and the contained entry "Save".
This article was originally based on material from FOLDOC, used with permission. Update as needed.