book - a major division of a long written composition; "the book of Isaiah"

Apocrypha - 14 books of the Old Testament included in the Vulgate (except for II Esdras) but omitted in Jewish and Protestant versions of the Bible; eastern Christian churches (except the Coptic church) accept all these books as canonical; the Russian Orthodox church accepts these texts as divinely inspired but does not grant them the same status

sapiential book, wisdom book, wisdom literature - any of the biblical books (Proverbs, Ecclesiastes, Song of Songs, Wisdom of Solomon, Ecclesiasticus) that are considered to contain widom