Back pain can also result from more-serious injuries, such as a vertebral fracture or ruptured disk; from arthritis and other age-related changes in your spine; and from certain infections. Possible causes of back pain include: 1  Ankylosing spondylitis.  Meralgia paresthetica.
Noun. 1. microcomputer-a small digital computer based on a microprocessor and designed to be used by one person at a time. PC, personal computer. desktop computer-a personal computer small enough to fit conveniently in an individual workspace.
Wiktionary(0.00 / 0 votes)Rate this definition: microprocessor(Noun) the entire CPU of a computer on a single integrated circuit (chip). Microprocessor. A microprocessor incorporates the functions of a computer's central processing unit on a single integrated circuit, or at most a few integrated circuits.