o·cher or o·chre (ōkər)
1. Any of several earthy mineral oxides of iron occurring in yellow, brown, or red and used as pigments.
2. A moderate orange yellow, from moderate or deep orange to moderate or strong yellow.
[Middle English oker, from Old French ocre, from Late Latin ōcra, from Latin ōchra, from Greek ōkhra, from ōkhros, pale yellow.]
ocher·ous, ocher·y (ōkrē) adj.
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.