noun which may take the genitive case particle 'no', noun
already published; previously issued
Used attributively (as a no-adjective) or as a noun to refer to books, magazines, or other publications that have already been released. Often contrasted with 未刊 (みかん, 'unpublished').
See also: 未刊
既刊の号はすべて図書館にあります。
All previously published issues are in the library.
このシリーズの既刊は5巻です。
There are five volumes already published in this series.
新刊 refers to a publication that has just come out, while 既刊 refers to one that has already been published.
Compound of 既 (already) and 刊 (publish). The kanji 刊 originally referred to carving woodblocks for printing, later extended to publishing in general.