Global Standards for the Microelectronics Industry
change, (process)
An alteration to the product process; which may be major or minor: a) major change: a change that may affect the form, fit, or function of the product or adversely affect the quality or reliability of the product, or b) minor change: a change that does not affect the form, fit, function, or reliability of the product.
References:
JESD46C, 10/06