Multiprocessor Computer system having two or more processing units ('''''Multiple Processors''''') each sharing [[main memory]] and peripherals, in order to simultaneously process programs<Ref>http://www.yourdictionary.com/multiprocessor</Ref><Ref>http://www.thefreedictionary.com/multiprocessor</Ref><Ref>http://www.lexic.us/definition-of/multiprocessor#1</Ref>.
Sometimes the term ''[[Multiprocessor]]'' is confusing with the term ''[[Multiprocessing]]''.
While ''Multiprocessing'' is a type of ''"processing"'' in which two or more processors work together to ''process more than one program simultaneously'', the term ''Multiprocessor'' is referred to the hardware architecture that allows ''multiprocessing''.
