- noun the size and shape of a device, especially a computer’s motherboard or other printed circuit board
- For a periodic quantity such as AC, the ratio of the RMS value to the half-period average value. The form factor for a pure sine wave is approximately 1.111.
- A function which takes into account the ratio of the diameter to length of a coil when computing its inductance. Also called shape factor (3).
- In computers, the size and shape of a given component, such as a circuit board or disk drive.