1944
: a reduction in the cost of producing something (as a car or a unit of electricity) brought about especially by increased size of production facilities ― usually used in plural
1944
: a reduction in the cost of producing something (as a car or a unit of electricity) brought about especially by increased size of production facilities ― usually used in plural
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012