Proper noun
ACPI
Initialism of Advanced Configuration and Power Interface.
Modern PCs are horrible. ACPI is a complete design disaster in every way. But we're kind of stuck with it. If any Intel people are listening to this and you had anything to do with ACPI, shoot yourself now, before you reproduce. Linus Torvalds
The fact that ACPI was designed by a group of monkeys high on LSD, and is some of the worst designs in the industry obviously makes running it at any point pretty damn ugly. Linus Torvalds
ACPI specifies how a computer's basic input/output system devices communicate with each other about power usage. Source: Internet
ACPI replaced APM as the power management utility on modern computers. Source: Internet
ACPI is intended as the successor to APM. Source: Internet
In ACPI, OSPM must record the "wake source" or the device that is causing the power-up. Source: Internet