Oph·i·u·chus (ŏf′ē-ykəs, ō′fē-)
A constellation in the equatorial region near Hercules and Scorpius.
[Latin Ophiūchus, from Greek ophioukhos : ophis, serpent + okhos, holder (from ekhein, to hold; see segh- in the Appendix of Indo-European roots).]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 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.