v. re·joiced, re·joic·ing, re·joic·es
To feel joyful; be delighted: rejoiced at the news; rejoiced in her friend's good fortune.
1. To feel joyful about (something): rejoiced that the ship reached land.
2. Archaic To fill with joy; gladden.
To have or possess: rejoices in a keen mind.
[Middle English rejoicen, from Old French rejoir, rejoiss- : re-, re- + joir, to be joyful (from Vulgar Latin *gaudīre, from Latin gaudēre; see gāu- 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.