1. Great light or luster; brilliance.
a. Magnificent appearance or display; grandeur.
b. Something grand or magnificent.
3. Great fame; glory.
[Middle English splendoure, from Old French splendour, from Latin splendor, from splendēre, to shine.]
splendor·ous, splendrous (splĕndrəs) 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.