What Are Two Other Names for a Computer Motherboard?

A computer motherboard may also be called the mainboard or main circuit board. The word is sometimes shortened colloquially to "mobo" or just "mb."

The motherboard is the backbone of modern computers. It is a printed circuit board that connects different components of the computer and also supplies them with power. A typical motherboard has slots for the processor, memory and graphics card, and connectors to attach hard drives and USB ports. Desktop models come in various standard sizes, such as ATX or microATX, and often include expansion slots to increase a computer's functionality. Some other names for the motherboard include:

  • Backplane board
  • Base board
  • Planar board
  • System board
  • Logic board