n. (used with a sing. or pl. verb)
1. The biblical books included in the Septuagint and accepted in the Roman Catholic and Orthodox canon but considered noncanonical by Protestants because they are not part of the Hebrew Scriptures. See Table at Bible.
2. Various early Christian writings proposed as additions to the New Testament but rejected by the major canons.
3. apocrypha Writings or statements of questionable authorship or authenticity.
[Middle English apocripha, not authentic, from Late Latin Apocrypha, the Apocrypha, from Greek Apokrupha, neuter pl. of apokruphos, secret, hidden, from apokruptein, to hide away : apo-, apo- + kruptein, kruph-, to hide.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.