zone system

noun

, Photography.

1. a system for envisioning the values to appear in a black-and-white print and for determining exposure and development, based on a scale of shades ranging from 0 (black) to IX (white).

Word History and Origins

Origin of zone system¹

First recorded in 1970–75

Example Sentences

Goldman said Metro also could consider fares based on a zone system, suggesting that trips in the District cost $2, while rides within the Beltway would cost $3.

From Washington Post

On July 7, she said the team advanced to its current plan, the zone system, that allowed the nearly 20-person team into the studio all at the same time, but kept them in two separate kitchen studios.

From Digiday

The neutral zone system of her commanders was the natural outcome of President Wilson's proposal.

From Project Gutenberg

When the introduction of the zone system was first advocated in Hungary it was opposed by just such men and just such arguments.

From Project Gutenberg

Hungary has also applied the zone system to its freight traffic.

From Project Gutenberg