Definition of electro-optical
1
: of or relating to electro-optics
2 a
: relating to or being a change in the refractive index of a material due to an electric field
- electro-optical effect
b
: using or being a material that exhibits electro-optical properties
- an electro-optical crystal
3
: relating to or being an electronic device for emitting, modulating, transmitting, or sensing light
