Some terms used in the Study Bible are:

apocrypha
Apocrypha (= deuterocanonical books) is the collective name for a number of Jewish writings included in the Septuagint in addition to the books of the TeNaCH (Jewish canon). See section 3.3 in the article "The Jewish World of the New Testament.

codex
A codex (plural: codices) is a manuscript with pages that can be turned (as opposed to a scroll), the predecessor of our book. See the article "The Text of the New Testament.

edition, text edition
A (text) edition is a printed edition of a text. In SBNT are four text editions included.

papyrus
Papyrus is an aquatic plant growing in Egypt. The word is also used for the writing material made from the fibers of the plant (the forerunner of our paper) and for texts written on this material. See the article "The Text of the New Testament.

septuagint (LXX)
The Septuagint(a) (LXX for short) is the Greek translation of the Old Testament. See the article "The Jewish World of the New Testament," a summary of it in this help file.