Definitions for "LPAR"
ogical PAR tition. A logical segmentation of a mainframe's memory and other resources that allows it to run its own copy of the operating system and associated applications. See also virtual server.
Logical Partition. Partitioned MVS storage in which a separate image of an operating system can execute, and comprised of its own set of resources (processors, channels, storage, etc).
Logical Partition - A subset of a single system that contains resources (processors, memory, and input/output devices). A logical partition operates as an independent system. If hardware requirements are met, multiple logical partitions can exist within a system.
Large Phased Array Radar.