From The Collaborative International Dictionary of English v.0.48:
Codex \Co"dex\ (k[=o]"d[e^]ks), n.; pl. Codices. [L. See
Code.]
1. A book, especially an early form of book with pages
stitched together, contrasting with the earlier scrolls; a
manuscript; as, a DaVinci codex.
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2. A collection or digest of laws; a code(senses 2 or 4).
[archaic] --Burrill.
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3. An ancient manuscript of the Sacred Scriptures, or any
part of them, particularly the New Testament.
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4. A collection of canons. --Shipley.
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