the extent to which any signal modification process, as detection, is accomplished without amplitude distortion
b.
the fidelity with which a televised image is reproduced as determined by the extent to which there is a uniform distribution of the picture elements on the screen
3. Physics
the extent to which any effect is exactly proportional to its cause
Examples of 'linearity' in a sentence
linearity
Through the darkness beyond his window came a bright flash of light that did not in any way have the sharpness or linearity of lightning.