The word expanded is an adjective. Expanded means (1) increased in extent or size or bulk or scope.
The following articles and web pages elaborate on the word expanded.
The Albuquerque Journal, first published in 1880 as the Golden Gate, is the largest newspaper in New Mexico. It is published Monday through Saturday, with the expanded Sunday Journal on Sunday. The newspaper keeps New Mexico citizens connected and informed. Quarterly magazines are published as well.
The Indianapolis Star, founded in 1903, is a morning daily newspaper owned by the Gannett Company. It is the only major newspaper in Indianapolis. It publishes world, national, and local news, as well as weather, sports and an expanded Sunday Star edition.
https://www.indystar.com/
The following digital image illustrates the word expanded.
Colorful Hot Air Balloon Expanded to its Full Diameter