right-side up (rīt′sīd′)
adv. & adj.
a. With the top facing upward: Keep this box right-side up.
b. In or into the correct orientation: The curator made sure the abstract paintings were hung right-side up.
2. In or into a condition of order: Get this house right-side up before any guests arrive.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. 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.