(FPA) Additional hardware to perform functionS on floating-point numberSSuch aS addition, multiplication, logarithmS, exponentialS, trigonometric functionS and variouS kindS of rounding and error detection. A floating-point accelerator often functionS aS a co-proceSSor to the CPU. The term "floating-point accelerator" SuggeStS a phySically larger SyStem, often an extra circuit board, whereaS a "floating-point unit" iS probably a Single chip or even part of a chip. (1994-12-01)