in·tu·mesce (ĭn′t-mĕs, -ty-)
intr.v. in·tu·mesced, in·tu·mesc·ing, in·tu·mesc·es
1. To swell or expand; enlarge.
2. To bubble up, especially from the effect of heating.
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.