v. veg·e·tat·ed, veg·e·tat·ing, veg·e·tates
1. To grow or sprout as a plant does.
2. Medicine To grow pathologically on a body part, as a wartlike lesion on a heart valve.
a. To exist in a state of physical or mental inactivity: He was just vegetating in his parents' house all winter.
b. To engage in relaxing or passive activities, such as watching television: stayed home and vegetated last night.
To grow over or cover with vegetation: a dune that is vegetated.
[Latin vegetāre, vegetāt-, to enliven; see VEGETABLE.]
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.