noun
Refers specifically to the Old Testament as a complete canonical collection. In modern Japanese, 旧約聖書 is more common, but 旧約全書 is still used in formal or bibliographic contexts.
図書館で旧約全書の古い写本を見つけた。
I found an old manuscript of the Old Testament in the library.
旧約聖書 is the standard modern term for the Old Testament. 旧約全書 is a more formal or bibliographic variant, often used for the complete book as a physical volume.
Compound of 旧約 (old covenant) and 全書 (complete book). The term was coined in the context of Christian missionary translations in the 19th century.