(IML) Loading microcode into microcode memory.
- Initial program load
operating system (IPL) The procedure used to (re-)start a computer system by copying the operating system kernel into main memory and running it. Part of the boot sequence. (1997-08-31)
- Initial program loader
operating system (IPL) A bootstrap loader which loads the part of an operating system needed to load the remainder of the operating system. (1997-08-31)
noun 1. .
noun 1. a writing system based on an expanded English alphabet, consisting of 43 characters representing different phonemes of spoken English, used for teaching beginners to read. Abbreviation: I.T.A., i.t.a.