1. Having characteristics of both sexes.
2. Having characteristics traditionally ascribed to the other sex, especially as a male who is considered to be effeminate.
3. Having no characteristics of either sex.
4. Linguistics Having only one form for both the male and the female: an epicene pronoun.
1. One that is epicene.
2. Linguistics An epicene word.
[Middle English, having only one form of the noun for either gender, from Latin epicoenus, from Greek epikoinos, in common : epi-, epi- + koinos, common; see kom in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 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.