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epi- or ep-

pref.

1. On; upon: epiphyte.

2. Over; above: epicenter.

3. Around: epicarp.

4. Close to; near: epicalyx.

5. Besides: epiphenomenon.

6. After: epilogue.

7. Chemistry Epimer of: epitestosterone.

[Greek, from epi, upon; see epi in the Appendix of Indo-European roots.]

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:

Indo-European Roots

Semitic Roots

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.

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