form factor
noun
University
1
The ratio of the RMS value to the absolute mean of a sinusoidal wave (especially to that of an alternating current).
2
Any of several functions that describe the unknown internal state of a particle.
3
The emissivity of a material.
4
A function that describes the scattering power of an atom as function of the scattering angle.
5
A factor describing the stress distribution of a body.
6
The geometry of an object, especially in engineering design; configuration.